영어 어근(라틴,희랍어)

Root	Meaning In English	Origin Language	Etymology (Root Origin)	English Examples
ab-, a-, abs-	away	Latin	ab "away", from Greek apo "away"	abnormal, abrasion, absorb, abstract, aversion
a-, an-	not, without	Greek	Greek α-/αν- "a-/an" "not"	atypical, ahistorical
ac-, ak-, acu-	sharp or pointed	Latin	acutus past participle of acuere "to sharpen", from acus "needle"	acid, acupunture
acr-, acro-	height, summit, tip	Greek	Greek άκρος ákros"high", "extreme"	acrophobia, acrobat, acronym, acromegalia
ad-, a-, ac-, af-, ag-, al-, ap-, ar-, as-, at-	movement to or toward; in addition to	Latin	ad "to", "toward"	adapt, affect, ascend, accept
adip-	fat	Latin	adeps, adipis "fat"	adipose
aer-, aero-	air, atmosphere	Greek	aer "air"	aeronautics, aerosol
aesth-	feeling, sensation	Greek	aisthētikos "of sense perception" from aisthanesthai "to perceive"	aesthetics
agr-, agri-	field	Greek and Latin	from Greek agros and Latin ager, agr- "field"	agriculture, pilgrim
am-, amor-	love, loving	Latin	amor "love" from amāre "to love"	amateur, amorous
ambi-	both, on both sides	Latin	ambi "on both sides", from Greek amphi, "on both sides"	ambidextrous, ambivalent
amic-, -imic-	friend	Latin	amicus	amicable, inimical
amphi-	around, about, both, on both sides of, both kinds	Greek	amphi "on both sides"	amphibian
ampl-	ample	Latin	amplus	amplification
ana-	again, against, back	Greek	from Greek prefix ana-"again", "against"	anaphylaxisanabaptist
anima-	breath	Latin	anima "breath"	animal, animation
ann-, -enn-	year, yearly	Latin	annus "year"	anniversary, annual, millennium
ant-, anti-	against, opposed to, preventive	Greek	anti "before", "against"	antibiotic, antibody, antipodes
ante-, anti-	before, in front of, prior to	Latin	Latin from Greek anti"before", "against"	antediluvian, antebellum, anticipate
anth-, antho-	flower	Greek	anthos "flower"	anther, anthology
anthropo-, anthro-	human	Greek	anthropos "man"	anthropology, anthropomorphic
aqu-	water	Latin	aqua	aquarium, aquamarine
ar-	plow, till	Latin	arare	arable
ar-	be dry	Latin	arere, "be dry or parched"	arid
arch-	ruler, chief	Greek	archos "ruler"	archangel, archetype
archaeo-, archeo-	ancient	Greek	arkhaios "ancient" from arkhē "beginning"	archaeology or archeology, archaic
arct- , arcto-	Relating to the North Pole or the region near it; relating to cold; used as the scientific name of some bear species, e.g. Ursus arctos horribilis	Greek	arktos "bear"	Arctic Ocean
argent-	silver	Latin	argentum "silver"	argent, Argentina
arthr- , arthro-	joint	Greek	arthron "joint"	arthropod
astr-, astro-	star, star-shaped	Greek	astron "star"	astronomy
athl-	prize	Greek	athlos "contest"	athlete
aud-, audi-	hearing, listening, sound	Latin	audire "to hear"	auditorium, auditory, audio
aug-, auct-	grow, increase	Latin	augēre "to increase"	augmentation
aur-	relating to gold, or gold-colored	Latin	aurum "gold"	aureole, aure
auri-	Relating to the ear	Latin	auris "ear"	auricle
aut- , auto-	self; directed from within	Greek	αυτός (autos) "self", "same"	automobile, autonomy
avi-	bird	Latin	avis "bird"	aviary, aviation
axi-	axis	Greek	Latin from Greek axios "worth"	axis, axiology
Root	Meaning In English	Origin Language	Etymology (Root Origin)	English Examples
bac-	rod-shaped	Latin	from baculum "rod"	bacilla, bacteria
baro-	weight, pressure	Greek	βαρυς (barus)	barometer, barograph, baroreceptor
basi-	at the bottom	Greek	from βαίνω, to walk, march, βάσις "step"	basic, basis
bathy-, batho-	deep, depth	Greek	βαθύς (bathús, bathýs) "deep"	batholith
be-, beat-	bless	Latin	beare, beatus	beatification
bell(i)-	war	Latin	bellum, belli	bellicose, belligerent, antebellum
ben-	good, well	Latin	bene (adverb)	benefit, benignity
bi-	two	Latin	bis, "twice"; bini, "in twos"	binoculars, bigamy, biscotti
bib-	drink	Latin	bibere, bibitus	imbibe
bibl-	book	Greek	βιβλίον (biblíon) "book"	bibliography, bible
bi(o)-	life	Greek	βίος (bíos) "life"	biology, biologist, biosphere
blenn(o)-	slime	Greek	βλεννος (blennos)	blennophobia, blennosperma
blast-	germ, embryo, bud, cell with nucleus	Greek	βλαστάνω, "to put forth shoots"	sideroblast
bon(i)-	good	Latin	bonus	bonify, bonitary
bor-	north	Greek / Latin (boreas)	Greek βορράς (borras) "the north wind"	borealis
botan-	plant	Greek	(botanē)	botany
bov-	cow, ox	Latin	bos, bovis	bovine
brachi(o)-	arm	Greek	βραχίων (brakhíōn) "arm"	brachial artery, brachiosaurus
brachy-	short	Greek	βραχύς (brakhús, brakhýs) "short"	brachydactyly
brady-	slow	Greek	βραδύς (bradús, bradýs)	bradycardia
branch-	gill	Greek	βράγχιον (brágkhion, bránkhion) "gill"	branchiopod
brev(i)-	brief, short (time)	Latin	brevis, breviare	abbreviation, brevity
briz-	nod	Greek	(brizō)
brom-	oats	Greek	βρόμος (brómos) "oats"
bronch-	windpipe	Greek	βρόγχος (brógkhos, brónkhos)	bronchitis
bront-	thunder	Greek	βροντη (brontē)	Brontosaurus
bucc-	cheek, mouth, cavity	Latin	bucca	buccal, buccinator muscle
bulb-	bulbous	Latin	bulbus	bulbous
bull-	bubble, flask	Latin	bulla, "bubble"	ebullient, ebullism
burs-	pouch, purse	Latin		bursary, disburse
Root	Meaning In English	Origin Language	Etymology (Root Origin)	English Examples
cac(o)-	bad	Greek	κακος (kakos)	cacophony
cad-, -cid-, cas-	fall	Latin	cadere, casus	accident, cadence, case
caed-, -cid-, caes-, -cis-	cut	Latin	caedere, caesus	incisor
calc-	stone	Latin and Greek	from Latin calx "lime", and from Greek khalix"pebble" "limestone"	calculus, calcite, calcium
caedere	break	Latin		caesura
calli-	beautiful	Greek	from Greek kallos "beauty"	calligraphy
calor-	heat	Latin	calor "heat"	calorie
calyp-	cover	Greek	(kaluptein)	apocalypse
camer-	vault	Latin	camera	bicameral, camera
camp-	field	Latin	campus "field", "level ground"	champion, campaign
can(i)-	dog	Latin	canis "dog"	canine, Canis Major
can-, cant-	sing	Latin	canere "sing"	canto, cantata, cantor
cand-	glowing, iridescent	Latin	candere "to be white or glisten"	candid, incandescent, candle, candela
cap-, -cip-, capt-, -cept-	hold, take	Latin	capere, captus "take or hold" (note the vowel change from a to i in compounds)	capture, captive, conception, recipient
capit-, -cipit-	head	Latin	caput, capitis "head"	capital, chief, chef, decapitate
capr-	goat	Latin	caper, capri	Capricorn, caprine
caps-	box, case	Latin	capsa	capsule
carbo-	coal	Latin	carbo, carbonis	carbon
carcer-	jail	Latin	carcer, carcerare	incarceration
carci-	cancer (disease)	Latin from Greek	Latin from Greek karkinos "crab"	carcinoma
cardi(o)-	relating to the heart	Greek	kardia "heart"	cardiology, cardiograph
cardin-	hinge	Latin	cardo, cardinis	cardinal
carn-	flesh	Latin	caro, carnis	carnival, carnivore
carpo-	relating to fruit	Greek	from Greek karpos "fruit"	carpology
carp-	relating to the wrist	Greek	from Greek karpos "wrist"	carpal, carpal tunnel syndrome
cata-	down	Greek	kata "down"	catastrophe, catatonia
caten-	chain	Latin	catena	concatenation
cathar-	pure	Greek	(katharos)	catharsis
caud-	tail	Latin	cauda	caudal
cav-	hollow	Latin	cavus "hollow"	cave, cavity, excavation
ced-, cess-	go	Latin	cedere	procession, recede
celer-	quick	Latin	celer, celerare	acceleration, celerity
cen(o)-	new	Greek	καινος (kainos)	Cenozoic
cen(o)-	common	Greek	(koinos)	cenospecies, Koine Greek
cens-		Latin	censere "to estimate"	census
cent-	hundred	Latin	centum "hundred"	cent, centennial, centurion
centen-	hundred each	Latin	centeni	centenary
centesim-	hundredth	Latin	centesimus	centesimal, centesimation
centr-	center	Greek	κέντρον (kéntron) "needle", "spur"	eccentric
cephalo-	head	Greek	kephale "head"	cephalopod, encephalogram
ceram-	clay	Greek	(keramos)	ceramic
cerat-	horn	Greek	(keras, keratos) "horn"	ceratin, cornea
cern-		Latin	cernere	discern
cervic-	relating to the neck, relating to the cervix	Latin	cervix, cervicis "neck"	cervix, cervical
ceter-	other	Latin	ceterus	et cetera
chiro-	of the hand or hands	Greek	kheir "hand"	chiroptera, chiropractic
chelo-	relating to a turtle	Greek	khelone "tortoise"	chelonia
chloro-	green	Greek	from Greek khlōros "green"	chlorine, chlorophyll
choreo-	relating to dance	Greek	from Greek khoreia "dancing in unison" fromkhoros "chorus"	choreography
chord-	cord	Latin	chorda "rope"	chordata
chrom-	color	Greek	khrōma "color"	chromosome, chromium
chryso-	gold	Greek	khrusos "gold"	chrysolite
cili-	eyelash	Latin	cilium	cilia
cine-	motion	Greek	(kine-)	cinema
ciner-	ash	Latin	cinis, cineris	incineration
cing-, cinct-	gird	Latin	cingere	succinct
circ-	circle	Latin	circus	circus
circum-	around	Latin	circum "around"	circumference
cirr-	orange	Greek	kirros	cirrhosis
cirr-	curl, tentacle	Latin	cirrus	cirrus
civ-	citizen	Latin	civis	civility
clad-	branch	Greek	(klados)
clar-	clear	Latin	clarus	clarity, declaration
clast-	broken	Greek	klastos "broken"	iconoclast
claud-, -clud-, claus-, -clus-	close	Latin	claudere	clause, exclusion, include
clav-	key	Greek	from Greek kleis "key" from kleiein "to close"	conclave
cl(e)ist-	closed
cleithr-	bar, key
clement-	mild	Latin	clemens, clementis	clemency, inclement
clin-	bed, lean, recline	Latin	-clinare	declination, inclined
cochl-	shell	Greek	(kochlos)	cochlea
coel-	hollow	Greek	(koilos)
cogn-	know	Latin		cognitive
col-	strain	Latin	colare, colum	colander
coll-	neck	Latin	collum	collar
color-	color	Latin	color	coloration
con-, co-, col-, com-	with, together, joined	Latin	cum	connect, collide, compress
condi-	season	Latin	condire	condiment
cono-	cone	Greek	konos	conic, conical
contra-	against	Latin	contra	contrast
copro-	dung	Greek	(kopros)	coprolite, coprophagia, coprophilia
corac-	raven	Greek	(korax, korakos)	coracoid
cord-	heart	Latin	cor, cordis	accord, cordial
corn-	horn	Latin	cornu	cornucopia
coron-	crown	Latin	corona, coronare	corona, coronation
corpor-	body	Latin	corpus, corporis	corporation, corpse
cortic-	bark	Latin	cortex, corticis
cosmet-		Greek	(kosmet-)	cosmetics, cosmetology
cost-	rib	Latin	costa	costal
cotyl-	cup	Greek	(kotulē)	cotyledon
crani-	skull	Greek	(kranion)	cranium
crass-	thick	Latin	crassus	crassitude
cre-	make	Latin	creare	creation, creature
crep-	boot, shoe	Greek	(krēpis, krēpidos)
cribr-	sieve	Latin	cribrum "a sieve"	cribble, cribrate
cric-	ring	Greek	κρικος (krikos)
cris-, crit-	judge	Greek		crisis, critic
crisp-	curled	Latin	crispus	crispate
crist-	crest	Latin	crista	cristate
crosso-	fringe, tassel	Greek	(krossoi)
cruc(i)-	cross	Latin	crux, crucis	crucial, crucifix, crucify
crur(i)-	leg, shank	Latin	crus, cruris	crural
crypt-	hidden	Greek	(kruptos)	cryptic, cryptography
cten(o)-	comb	Greek	(kteis, ktenos)	ctenophore
cub-	cube	Greek	(kubos)	cubic, cuboid
cub-	lie	Latin	cubare	incubation, succuba
culin-	kitchen	Latin	culina	culinary
culp-	blame, fault	Latin	culpa	culpable, exculpate
cune-	wedge	Latin	cuneus	cuneiform
curr-, curs-	run	Latin	currere	concurrent, recursion
curv-	bent	Latin	curvus	curvature
cusp-	lance, point	Latin	cuspis, cuspidis	bicuspid
cut(i)-	skin	Latin	cutis	cuticle
cyan-	blue	Greek	κυανός (kuanos)	cyanide
cycl-	circular	Greek	κύκλος (kuklos)	bicycle, cycle, cyclone
cylind-	roll	Greek	(kulindros)	cylinder
cyn-	dog	Greek	(kuōn, kunos)	cynosure
cyst-	capsule	Greek	(kustis)	cystic
cyt(o)-	cell	Greek	(kutos)	cytoplasm
Root	Meaning In English	Origin Language	Etymology (Root Origin)	English Examples
dactyl-	finger	Greek	δάκτυλος, finger	dactylology, pterodactyl
damn-, -demn-		Latin	damnare	condemn, damnation
de-	from, away from, removing	Latin	dē	delete, demented
deb-	owe	Latin	debere, debitus	debit
deci-	tenth part	Latin	decimus, tenth; from decem, ten	decibel, decimate
deca-, dec-, deka-, dek-	ten	Greek	deka, ten	decagram, decahedron
delt-		Greek	(delta)	deltoid
dem-	people	Greek	demos, people	demagogue, democracy
den-	ten each	Latin	deni	denary
dendr-, dendro-	resembling a tree	Greek	dendron: akin to drys, tree	dendrite
dens-	thick	Latin	densus	condense, density
dent-	tooth	Latin	dens, dentis	dental, dentures
derm-	skin	Greek	δέρμα (derma) skin	hypodermic
deuter-	second	Greek	δεύτερος (deuteros) "second"	Deuteronomy
dexter-	right	Latin	dexter	dexterity
dextro-	right	Greek	δεξ-, right
di-	two	Greek		dicot
dia-	apart, through	Greek	δια	diameter
dict-	say, speak	Latin	dicere, dictus	dictation
digit-	finger	Latin	digitus	digital
dino-	terrible, fearfully great	Greek	(deinos)	dinosaur
dipl-		Greek		diploid, diplosis
doc-, doct-	teach	Latin	docere, doctus	docile, doctor
dodec-	twelve	Greek	δωδεκα (dodeka)	dodecasyllabic
dog-, dox-	opinion, teaching	Greek		dogmatic
dom-		Latin	domus	dome
dorm-	sleep	Latin	dormire	dormant, dormitory
dors-	back	Latin	dorsum	dorsal
du-	two	Latin	duo	dual
dub-	doubtful	Latin		dubious
duc-, duct-	lead	Latin	dux	abduction, conductor, introduce
dulc-	sweet	Latin	dulcis
dur-	hard	Latin	durus	durable, duration, duress, endure, obdurate
dy-	two	Greek	(duo)	dyad
dys-	badly, ill	Greek	δυσ	dysentery
Root	Meaning In English	Origin Language	Etymology (Root Origin)	English Examples
ec-	out	Greek	(ek)	eccentric
eco-	house	Greek	(oikos)	ecology, economics, ecumenism
ecto-	outside	Greek	(ektos)	ectoderm
ed-, es-	eat	Latin	edere, esus	edible
ego-	self, I (first person)			egocentric
ego-, eg-	goat	Latin from Greek		egophony
em-, empt-	buy	Latin	emere, emptus	exemption, redeem
eme-	vomit	Greek	(emetos)	emetic
emul-	striving to equal, rivaling	Latin	aemulus, aemulare	emulation
en-, em-	in	Greek	(en)	emphasis
endo-	inside	Greek	(endo)	endocrine
engy-	narrow	Greek
ennea-	nine	Greek	(ennea)	ennead, enneagon
ens-	sword	Latin	ensis
eo-, eos-, eoso-	dawn, east	Greek		Eocene
epi-, ep-	upon	Greek	(epi)	epicenter, epoch
epistem-	knowledge or science	Greek		epistemic
equ-, -iqu-	even, level	Latin	aequus	equal
equ-	horse	Latin	equus	Equestrian
erg-	work	Greek	(ergon)	ergonomics
err-	stray	Latin	errare	aberration, errant
erythr(o)-	red	Greek	ερυθρος (eruthros)	erythrocyte
eso-	within	Greek	(esō)	esoteric
etho-, eth-, ethi-	custom, habit	Greek	εθος (ethos)	ethology
ethm-	sieve	Greek		ethmoid
ethn-	people, race, tribe, nation	Greek	(ethnos)	ethnic, ethnarch
etym(o)-	TRUE	Greek	(etumos)	etymology
eu-	well	Greek	(eu)	euphoria
eur-	wide	Greek	(eurus)	Europe
ex-, e-, ef-	from, out of	Latin	ex	exclude, extrude, extend
exo-	outside	Greek		exothermic
exter-, extra-	outer	Latin		exterior
extrem-	outermost, utmost	Latin	extremus	extremity, extremophile
Root	Meaning In English	Origin Language	Etymology (Root Origin)	English Examples
f-, fat-	say, speak	Latin	fari, fatus	fate, infant, preface
fab-	bean	Latin	faba	faba bean
fac-, -fic-, fact, -fect-	make	Latin	facere, factus	defect, factory, manufacture
falc-	sickle	Latin	falx, falcis	falciform
fall-, -fell-, fals-		Latin	fallere, falsus	falsity
fallac-	FALSE	Latin	fallax, fallacis	fallacy
famili-		Latin		familiarity
fant-	to show	Greek		fantasy
fasc-	bundle	Latin	fascis	fascicle
fatu-	foolish, useless	Latin	fatuus	fatuous, infatuate
feder-		Latin	foedus, foederis	confederation, federal
fel-	cat	Latin	feles, felis	feline
felic-	happy, merry	Latin	felix, felicis	felicity
fell-	suck	Latin	fellare	fellation
femin-	women, quality or condition of being female	Latin	femina	femininity
femor-	thigh	Latin	femur, femoris	femoral
fend-, fens-		Latin	fendere, -fensus	defend, offense
fenestr-	window	Latin	fenestra	fenestration
fer-	carry	Latin	ferre	reference, transfer
feroc-	fierce	Latin	ferox, ferocis	ferocity
ferr-	iron	Latin	ferrum	ferrous
fet-	stink	Latin	fetere	fetid
fic-	fig	Latin	ficus	Ficus
fid-, fis-	faith, trust	Latin	fides, fidere, fisus	confide
fil-	thread	Latin	filum	filament
fili-		Latin	filius	affiliate
find-, fiss-	split	Latin	findere, fissus	fission
firm-	fix, settle	Latin	firmus, firmare	confirmation
fistul-	hollow, tube	Latin		fistule
fl-	blow	Latin	flare, flatus	flatulence, inflation
flacc-	flabby	Latin	flaccus	flaccid
flav-	yellow	Latin	flavus	flavonoid
flect-, flex-	bend	Latin	flectere, flexus	flexor, inflection
flig-, flict-	strike	Latin	fligere, flictus	inflict
flor-	flower	Latin	flos, floris	floral, florid
flu-, flux-	flow	Latin	fluere, fluxus	effluent, fluency, influx
foc-	hearth	Latin	focus	focal
fod-, foss-	dig	Latin	fodere, fossus	fossil
foen-	hay
foli-	leaf	Latin	folium	defoliate
font-	spring	Latin	fons, fontis
for-	bore	Latin	forare, foratus	perforation
form-	shape	Latin	forma	deformity, formation
fornic-	vault	Latin	fornix, fornicis	fornication
fort-	strong	Latin	fortis	fortification
fovea-	shallow round depression
frang-, -fring-, fract-, frag-	break	Latin	frangere, fractus	fracture, fragment, infringe
frater-, fratr-	brother	Latin	frater	fraternity
fric-, frict-	rub	Latin	fricare	dentifrice, friction
frig-	cold	Latin	frigere	frigid
front-	forehead	Latin	frons, frontis	confront, frontal
fruct-, frug-	fruit	Latin	frux, fructis	fructose
fug-, fugit-	flee	Latin	fugere	centrifuge, fugitive, refuge
fum-	smoke	Latin	fumus	fume, fumigate
fund-	bottom	Latin	fundus, fundare	fundamental, profundity
fund-, fus-	pour	Latin	fundere, fusus	profusion
fung-, funct-	do	Latin	fungi	function
fur-, furt-	steal	Latin	furare	furtive
furc-	fork	Latin	furca	bifurcation
fusc-	dark	Latin	fuscus	obfuscation
Root	Meaning in English	Origin Language	Etymology (Root Origin)	English Examples
galact-	milk	Greek	(gala, galaktos)	galactic
gastr-	stomach	Greek	(gaster)	gastric, gastroenterologist
ge(o)-	earth	Greek	γη (gē)	geology
gel-	icy cold	Latin	gelum	gelatin
ger-, gest-	bear, carry	Latin	gerere, gestus	digest, gestation
germin-	sprout	Latin	germen, germinis	germination
glabr-	hairless	Latin	glaber	glabrous
glaci-	ice	Latin	glacies	glacier
gladi-	sword	Latin	gladius	gladiator
glob-		Latin	globus	global, globule
glori-	glory	Latin	gloria	glorify
glutin-	glue	Latin	gluten, glutinis	agglutination
grad-, -gred-, gress-	walk, step, go	Latin	gradus, gradere, gressus	grade, regress
gramm-	letter	Greek	γραμμα (gramma)	grammatic
gran-	grain	Latin	granum	granary, granule
grand-	grand	Latin	grandis	grandiloquous
graph-	draw, write	Greek	(graphē)	graphic, graphology
grat-	thank, please	Latin	gratus	gratitude
grav-	heavy	Latin	gravis	gravity
greg-	flock	Latin	grex, gregis	gregarious, segregation
gubern-	govern, pilot	Latin	gubernare	gubernatorial
gust-	taste	Latin	gustus	gusto
guttur-	throat	Latin	guttur	guttural
gymn-	nude	Greek	(gymnos)	gymnasium
Root	Meaning in English	Origin Language	Etymology (Root Origin)	English Examples
hab-, -hib-, habit-, -hibit-	have	Latin	habere, habitus	habit, prohibition
haem(o)-	blood	Greek	ἁιμα (haima)	haemophilia
hal(o)-	salt	Greek	(hals, halos)	halogen
hal-, -hel-	breathe	Latin	halare, halatus	anhelation, inhale
hapl(o)-	simple	Greek	(haplos)	haploid
haur-, haust-	draw	Latin	haurire, haustus	exhaust
heli(o)-	sun	Greek	ἡλιος	helium,heliotrope
hemi-	half	Greek	ήμισυς (hemisus)	hemisphere
hen-	one	Greek	ἑν (hen)	henad, hyphen
hendec-	eleven	Greek	ἑνδεκα (hendeka)	hendecagon
hept-	seven	Greek	(hepta)	heptagon, heptathlon
her-, hes-	cling	Latin	haerere, haesus	adhesive, coherent
herb-	grass	Latin	herba	herbicide
hered-	heir	Latin	heres, heredis	heredity
herp-	creep	Greek		herpetology
heter(o)-	different, other	Greek	ἑτερος (heteros)	heterodox
heur-	find	Greek	ἑυρισκω	heuristic
hex-	six	Greek	ἑξ (hex)	hexagon
hibern-	wintry	Latin	hibernus	hibernation
hiem-	winter	Latin	hiems	hiemal
hipp(o)-	horse	Greek	ἱππος (hippos)	hippodrome
hirsut-	hairy	Latin	hirtus, hirsutus	hirsute
hispid-	bristly	Latin	hispidus	hispidity
histri-	actor			histrionic
hod-	way	Greek	ὁδος (hodos)	cathode, hodometer
hol(o)-	whole	Greek	(holos)	holistic
hom(o)-	same	Greek	(homos)	homosexual
homeo-	like	Greek	(homoios)
homin-	human	Latin	homo, hominis	hominid
homal-	even, flat	Greek	(homalos)	anomalous
honor-	esteem	Latin	honos, honoris	honorable
horm-	that which excites	Greek		hormone
hort(i)-	garden	Latin	hortus, horti	horticulture
hospit-	host	Latin	hospes, hospitis	hospitality
host-	enemy	Latin	hostis	hostile
hum-	ground	Latin	humus, humare	exhumation, inhume
hyal-	glass	Greek	(hualos)	hyaline, hyaloid
hydr(o)-	water	Greek	ὑδωρ	hydrology, hydrologist, Hydrogen, Hydrate, dehydrate, Hydrophobia, hydroponic, hydraulic, Hydrolysis, hydrous, hydrophilic
hygr-	wet	Greek	(hugros)	hygrology
hyo-	U-shaped	Greek
hyp(o)-	under	Greek	ὑπο (hupo)	hyphen
hyper-	above, over	Greek	ὑπερ(huper)
hypn-	sleep	Greek	ὑπνος (hupnos)	hypnosis
hyster-	later	Greek	ὑστερος (husteros)	hysteresis
Root	Meaning In English	Origin Language	Etymology (Root Origin)	English Examples
ichth-	fish	Greek	(ichthus)	ichthyology
icos-	twenty	Greek	(eikosi)	icosagon, icosahedron
id(o)-	shape	Greek	(eidos)	idol
ide(o)-	idea	Greek	(idea)	ideology, ideogram
idi(o)-	personal	Greek	(idios)	idiom, idiosyncrasy, idiot
ign-	fire	Latin	ignis	igneous, ignition
in- (1), im-	in, on	Latin	in	invite, incur, intend
in- (2), il-, im-, ir-	in, un- (negation)	Latin	in-	illicit, impossible, inimical, irrational
infra-	under	Latin	infra	infrastructure
insul-	island	Latin	insula	insular, insulation
inter-	among, between	Latin	inter (preposition) – among, between	intermission, intercollegiate, intercourse
intra-	within	Latin	intra	intracollegiate
irasc-, irat-	be angry	Latin	irasci	irascible, irate
is(o)-	equal, the same	Greek	(isos)	isomorphic, isometric
-(i)tat-	property of, quality of	Latin		quality, liberty
iter-	again	Latin	iterum	iteration
itin-	route, way	Latin	iter, itinis – march, journey	itinerary
Root	Meaning In English	Origin Language	Etymology (Root Origin)	English Examples
jac-	lie	Latin	jacēre "to be thrown"	adjacent
jac- (originally IAC), -ject-	cast, throw	Latin	iacio, iacere, ieci, iectus – "to throw" (and cognates thereof)	eject, interject, ejaculate, trajectory
jan-	door	Latin	janua	janitor
joc-	joke	Latin	jocus	jocularity
jug-	yoke	Latin	jugare, jugum	conjugal, subjugate
jung-, junct-	join	Latin	jungere, junctus	conjunction, juncture
junior-	younger	Latin	junior	juniority
jus-, jur, judic(originally IVS)	law, justice	Latin	ius, iuris; iudex, iudicis; iusticia, iusticiae, etc.	justice, jury, judge
juv-, jut-	help	Latin	juvare, jutus	adjutant
juven-	young, youth	Latin	juvenis	juvenile, rejuvenate
juxta-	beside, near	Latin	juxta	juxtaposition
[edit] K
Root	Meaning In English	Origin Language	Etymology (Root Origin)	English Examples
kil(o)-	thousand	Greek	chilioi	kilogram, kilometer, kilobyte
kine-	movement, motion	Greek		telekinesis, kinetic energy, kinesthetic
klept-	steal	Greek	(kleptēs)	kleptomania
kudo-	glory	Greek	(kudos)	kudos
Root	Meaning In English	Origin Language	Etymology (Root Origin)	English Examples
lab-, laps-	slide, slip	Latin	labi, lapsus	elapse, relapse
labi-	lip	Latin	labia, labiae	bilabial, labial
labor-	toil	Latin	labor	collaboration, elaboration
lacer-	tear	Latin	lacer	laceration
lacrim-	cry, tears	Latin	lacrima "tear"	lacrimal, lacrimous
lact-	milk	Latin	lac, lactis, lactare	lactate, lactation, lactose
lamin-	layer, slice	Latin	lamina	laminate, lamination
lamp-	shine	Greek	lampas "torch"	lamp
lapid-	stone	Latin	lapis, lapidis	lapidary
larg-	large	Latin	largus	enlargement
larv-	ghost, mask	Latin	larva	larva, larvae, larval
lat(i)-	broad, wide	Latin	latus	latitude
later-	side	Latin	latus, lateris	bilateral
laud-, laus-	praise	Latin	laudere	laud
lav-	wash	Latin	lavare	lavatory
lax-		Latin	laxus, laxare	laxative, relaxation
led-, les-	hurt	Latin	laedere, laesus	lesion
leio-	smooth	Greek	leios	leiomyoma
leni-	gentle	Latin	lenis, lenire	leniency
leon-	lion	Latin	leo, leonis "lion"	Leo, leonine, Leopold
lep-	flake, scale	Greek	lepis	Lepidoptera
leps-	grasp, seize	Greek	lepsis	epilepsy
leuc(o)-, leuk(o)-	white	Greek	leukos	leucocyte
lev-	lift, light	Latin	levis "light" (in weight), levare	elevator, levitation
liber-	free	Latin	liber, liberare	liberation
libr-	book	Latin	liber	library
lig-	bind	Latin	ligare	ligament, ligature
lin-	line	Latin	linea	linearity, line
lingu-	language, tongue	Latin	lingua tongue, language	bilingual, linguistic
linqu-, lict-	leave	Latin	linquere	relict, relinquish
lip(o)-	fat	Greek	lipos	lipolysis
liter-	letter	Latin	littera	alliteration, illiterate, literacy, literal, obliterate
lith(o)-	stone	Greek	lithos "stone"	monolith, Neolithic Era, lithosphere,megalith
loc-	place	Latin	locus	local, location
log-	thought, word	Greek	logos "word"	monologue, logic, morphological
long-	long	Latin	longus	elongate, longitude
loqu-, locut-	speak	Latin	loqui	allocution, eloquent
luc-	bright, light	Latin	lux, lucis light	Lucifer (bearer of light)
lud-, lus-	play	Latin	ludere	allude, illusion
lumin-	light	Latin	lumen, luminis	illumination, luminous
lun-	moon	Latin	luna "moon"	lunar, lunatic
Root	Meaning In English	Origin Language	Etymology (Root Origin)	English Examples
macr-	long	Greek	μακρός (makros)	macron
magn-	great, large	Latin	magnus	magnanimous, magnificent
maj-	greater	Latin	major, majus	majesty, majority, majuscule
mal-	bad, wretched, evil	Latin	malus	malicious, malign, malfeasance
mamm-	breast	Latin	mamma	mammal, mammary
man-	flow	Latin	manare	emanate
man-	stay	Latin	manere, mansus	permanent, remanent
mand-	hand	Latin	mandare, mandatus	mandate, remand
manu-	hand	Latin	manus	manual, manuscript
mar-	sea	Latin	mare, maris	marine, maritime
mater-, matr-	mother	Latin	mater, matris	matrix
maxim-	greatest	Latin	maximus	maximal
medi-, -midi-	middle	Latin	medius	median, medieval
meg-	great, large	Greek	(megas)	megaphone
mei-	less	Greek	(meiōn)	meiosis
melan-	black, dark	Greek	μέλας (melas)	Melanesia, melanoma
melior-	better	Latin	melior	amelioration
mell-	honey	Latin	mel, mellis	mellifluous
mening-	membrane	Greek	(meninx)
meno-	moon
ment-	mind	Latin	mens, mentis	demented, mentality
mer-	part	Greek	(meros)	polymer
merc-		Latin	merx, mercis	mercantile, merchant
merg-, mers-	dip, plunge	Latin	mergere	emerge, immersion
mes-	middle	Greek	(mesos)	mesolithic, mesozoic
meter-, metr-	measure	Greek	(metron)	metric, thermometer
meta-	above, among, beyond	Greek	(meta)	metaphysics
mica-	grain	Latin		micelle
micr(o)-	small	Greek	μικρος (mikros)	microphone, microscope
milit-	soldier	Latin	miles, militis	military, militia
mill-	thousand	Latin	mille	millennium, million
millen-	thousand each	Latin	milleni	millenary
mim-		Greek	(mimos)	mime, mimic
min-	jut	Latin	minere	prominent
min-	less, smaller	Latin	minor, minus	minority, minuscule
mir-	wonder, amazement	Latin	miror, mirari, miratus sum	miracle, mirror, admire
mis-	hate	Greek	μισος (misos)	misandry, misogyny
misce-, mixt-	mix	Latin	miscere	miscellaneous, mixture
mit-	thread	Greek	(mitos)	mitochondrion
mitt-, miss-	send	Latin	mittere	intermittent, transmission
mne-	memory	Greek		mnemonic
mol-	grind	Latin	mola	molar
moll-	soft	Latin	mollis	emollient, mollify
monil-	string of beads
mon(o)-	one	Greek	(monos)	monolith, monotone, monism
mont-	mountain	Latin	mons, montis	Montana
morph-	form, shape	Greek	(morphe)	morpheme, anthropomorphic, morphology
mort-	death	Latin	mors, mortis	immortal, mortality
mov-, mot-	move, motion	Latin	moveo, movere	move, motor, momentum
mulg-, muls-	milk	Latin	mulgere	emulsion
mult(i)-	many, much	Latin	multus	multitude, multiple, multiplex
mur-	wall	Latin	murus, muri	immured, mural
mus-	thief	Latin	mus, muris	mouse
musc-	fly	Latin	musca, muscae
mut-	change	Latin	mutare	mutation
my-	mouse	Greek	(mus)
myri-	countless, ten thousand	Greek	(murios)	myriad
myth-	story	Greek	(muthos)	mythic, mythology
myx-	slime	Greek	(muxa)
myz-	suck	Greek
Root	Meaning in English	Origin Language	Etymology (Root Origin)	English Examples
nar-	nostril	Latin	naris
narc-	numb	Greek	(narkē)	narcosis, narcotic
narr-	tell	Latin	narrare	narrative
nas-	nose	Latin	nasus	nasal
nasc-, nat-	born	Latin	nascere, natus	nascent, native
naut-	ship	Greek	(naus)	astronaut
nav-	ship	Latin	navis	naval
ne(o)-	new	Greek	(neos)	neologism
necr(o)-	dead	Greek	(nekros)	necrophobia
nect-, nex-	join, tie	Latin	nectere, nexus	connection
necto-, nect-	swimming	Greek	nektos	nectopod
neg-	say no	Latin	negare	negative
nema-	hair	Greek
nemor-	grove, woods	Latin	nemus, nemoris	nemoral
nephr-	kidney	Greek		nephritis
nes-	island	Greek	(nesos)	Polynesia
neur-	nerve	Greek	(neuron)	neurology, neurosurgeon
nict-	wink	Latin	nictari	nictation
nigr-	black	Latin	niger	denigrate
nihil-	nothing	Latin	nihilum	annihilation
noct-	night	Latin	nox, noctis	nocturnal
nod-	knot	Latin	nodus	node, nodule
nom-	arrangement, law	Greek	(nomos)
nomad-		Greek	(nomas, nomados)	nomadic
nomin-	name	Latin	nomen, nominis	nomination
non-	not	Latin	non
non-	ninth	Latin	nonus	nonary
nonagen-	ninety each	Latin	nonageni	nonagenary
nonagesim-	ninetieth	Latin	nonagesimus	nonagesimal
noth-	spurious
noto-	back, south	Greek	(noton)
nov-	nine	Latin	novem	novennial
nov-	new	Latin	novus	innovation, nova
noven-	nine each	Latin	noveni	novenary
novendec-	nineteen	Latin	novendecim
nu-	nod	Latin	nuere	innuendo
nub-		Latin	nubes, nubis	nubile
nuc-	nut	Latin	nux, nucis	nucleus
nuch-	back of neck			nuchal cord
nud-	naked	Latin	nudus	denude, nudity
null(i)-	none	Latin	nullus	nullify
numer-	number	Latin	numerus	numeral
-nunci-	announce	Latin	nuntius	pronunciation
nupti-		Latin		nuptial
nutri-	nourish	Latin		nutrient
Root	Meaning in English	Origin Language	Etymology (Root Origin)	English Examples
ob-, os-	against	Latin		obstinate, ostentatious, obstreperous
oct-	eight	Greek	(oktō)	octagon, octahedron
oct-	eight	Latin	octo	octangular, octennial, octovir
octav-	eighth	Latin	octavus	octaval
octogen-	eighty each	Latin	octogeni	octogenary
octogesim-	eightieth	Latin	octogesimus	octogesimal
octon-	eight each	Latin	octoni	octonary
ocul-	eye	Latin	oculus, oculare	ocular
od-	hate	Latin	odium	odious
-ode-	path, way	Greek		anode, odometer
odont-	tooth	Greek	(odous)	odontology
odor-	fragrant
oecious-	house of	Greek	(oikos)
oed-	swollen
oen-	wine	Greek	(oinos)
oesoph-	gullet	Greek	(oisophagos)
ogdo-	eighth	Greek	(ogdoos)
-oid	like	Greek	(-oeides)
olecran-	skull of elbow
ole-	oily	Latin
olig-	few	Greek	(oligos)	oligarchy
oliv-	olive	Latin	oliva
-oma	cancer	Greek
omas-	paunch	Latin	omasum
oment-	fat skin	Latin	omentum
omin-		Latin	omen, ominis	ominous
omm-	eye
omni-	all	Latin	omnis	omnipotence
omo-	shoulder	Latin
omphal-	navel	Greek		omphalectomy
oner-	burden	Latin	onus, oneris	onerous
onom-	name	Greek	όνομα (onoma)	onomatopoeia
ont-	existing	Greek		ontology
-onym	name	Greek	(-onum)	pseudonym
oo-	egg	Greek	(oion)
opac-	shady	Latin	opacus	opacity
oper-	work	Latin	opus, operis	opera
opt-	choose	Latin	optare	optional
optim-	best	Latin	optimus	optimum
op(t)-	eye	Greek	optos	optical
operculum-	little cover
ophi-	snake	Greek	ophis
ophthalm-	eye	Greek	(ophthalmos)	ophthalmology
opisth-	behind	Greek
opoter-	either
or-	mouth	Latin	os, oris	oral, orator
orb-	circle	Latin	orbis	orbit
orch-	testicle
ordin-		Latin	ordo, ordinis	ordinal, ordinary
ori-	Eastern	Latin	oriri	orient
orn-		Latin	ornare	ornament, ornate
ornith-	bird	Greek		ornithology
orth-	straight	Greek	(orthos)	orthosis
os(ti)-	mouth
os(s/t)-	bone			osteoporosis
oscill-	swing	Latin		oscillation
ostrac-	shell	Greek		ostracize
ot-	ear	Greek		otology
ov-	egg	Latin	ovum	oval, ovule
ovi-	sheep	Latin	ovis	ovine
oxy-	sharp, pointed	Greek	(oxus)	oxymoron
Root	Meaning in English	Origin Language	Etymology (Root Origin)	English Examples
pac-	peace	Latin	pax, pacis	pacify, pacifist
pach-	thick	Greek	(pachus)	pachydermata
paed-	child	Greek	παις, παιδος (pais, paidos)	paediatric
pagin-	page	Latin	pagina	pagination
pal-	stake	Latin	palus	impale
palae-, pale-	ancient, old	Greek	(palaios)	paleontology
palin-	back	Greek	παλιν (palin)	palindrome
pall-	pale	Latin	pallere	pallid, pallor
palli-	mantle	Latin	pallium	pallium
palm-	palm	Latin	palma	palmate
palustr(i)-	in marshes	Latin	paluster	palustral
pan-, pam-	all	Greek	πας (pas)	pandemic
pand-, pans-	spread	Latin	pandere, pansus	expand, expansion
par(a)-	beside, near	Greek	παρα (para)	parallel, parameter
pariet-	wall	Latin	paries, parietis	parietal
part(i)-	part	Latin	pars, partis	partition
parv-	little	Latin	parvus
pasc-, past-	feed	Latin	pascere, pastus	pasture, repast
pass-	pace, step	Latin	passus
passer-	sparrow	Latin	passer	passeriform, passerine
pat-	be open	Latin	patere	patent
path-	to feel, hurt	Greek	παθος (pathos)	pathetic, pathology
pati-, pass-	suffer; feel; endure; permit	Latin	pati, passus	passive, patient
patr(i)-	father	Latin	pater, patris	patrilocal, patriarch
pauc-		Latin	paucus	paucity
pav-		Latin		pavement
pecc-	sin	Latin	peccare	impeccable
pect-	fixed	Greek	(pēktos)	pectic, pectin
pector-	chest	Latin	pectus, pectoris	pectoral
pecun-	money	Latin	pecunia	pecuniary
ped-	child	Greek	παις, παιδος (pais, paidos)	pedagogy
ped-	foot	Latin	pes, pedis	pedal
pejor-	worse	Latin	pejor	pejorative
pel-, puls-	drive	Latin	pellere	propellent, propulsion
pen-	almost	Latin	paene	peninsula, penultimate, penumbra
pend-, pens-	hang	Latin	pendere	suspend
penia-	deficiency	Latin
penn-, pinn-	feather	Latin	penna	pennate
pent-	five	Greek	(pente)	pentagon
pentecost-	fiftieth	Greek	(pentekostos)	pentecostalism
pept-		Greek		peptic
per-	thoroughly, through	Latin	per	perfect, persistent
peran-	across, beyond	Greek
peri-	around	Greek		perimeter, periscope
persic-	peach	Greek
pessim-	worst	Latin	pessimus	pessimal
pet-		Latin	petere	appetite, competition
petr-	rock	Greek	(petra)	petroglyph
phaeo-	dark	Greek
phag-	eat	Greek	φαγειν phagein	sarcophagus
phalang-	close formation of troops	Greek	(phalanx, phalangos)
phalar-	shining	Greek	(phalaros)
phanero-	visible	Greek	φανερος
pher-	bear, carry	Greek	φερω	pheromone
philia-	love, friendship	Greek	φιλια
phleg-		Greek
phloe-	tree bark
phob(ia)-	fear	Greek	()	hydrophobia
phon-	sound	Greek	φονη (phone)	microphone, phonograph
phor-	carry	Greek	(phoros)	metaphor
phos-, phot-	light	Greek	φως	photograph
phragm-	fence	Greek	(phragma)	diaphragm
phren-	diaphragm, mind			schizophrenia
phryno-	toad, toad-like
phyl-	tribe
phyll-	leaf	Greek	(phullon)	chlorophyll
physa-	bladder
phys-	nature	Greek		physics
phyt-	plant	Greek	(phuton)	neophyte
pic-	pitch	Latin	pix, picis
pil-	hair	Latin
pin-	pine	Latin
ping-, pict-	paint	Latin	pingere	picture
pino-	drink	Greek		pinocytosis
pir-	pear	Latin
pisc-	fish	Latin	piscis	Pisces
pisum-	pea
plac-	plate, tablet	Greek
plac-	calm	Latin	placare, placatus	placate
plac-, -plic-	please	Latin	placēre, placitus	placid
plagi-	oblique	Greek	(plagios)
plan-	flat	Latin	planus	explanation, planar
plang-		Latin	plangere	plangent
plas-	mould	Greek		plasma, plastic
platy-	flat, broad	Greek	(platus)	platypus
plaud-, plaus-	clap	Latin	plaudere, plausus	applaud
ple-, plet-	fill	Latin	plere	complete, suppletive
pleb-		Latin	plebs, plebis	plebian
plect-, plex-	plait	Latin	plectere
plen-	full	Latin	plenus	plenary
plesi-	near	Greek	(plēsios)
pleth-	full	Greek	(plēthos)	plethora
pleur-	side	Greek	pleura
plex-	interwoven	Greek	(plexis)
plic-	fold	Latin	plicare	duplication, replicate
plinth-	brick	Greek	(plinthos)
plor-		Latin	plorare	implore
plu-	rain	Latin
plum-	feather	Latin	pluma	plumage, plumate
plumb-	lead	Latin	plumbum
plur-		Latin		plural
plurim-	most	Latin	plurimus
plus-	more	Latin	plus
pluvi-	rain	Latin	pluvia	pluvial
pneu-	air, lung	Greek		pneumatic
pod-	foot	Greek	(pous, podos)	podiatry, tripod
pogo-	beard			pogonotrophy
poie-	make	Greek	ποιεω	poiesis
pol-	city	Greek	πολις (polis)	metropolis, politics
pol-	pole	Greek	(polos)	dipole
pol-	pole	Latin	polus	polar
polem-	war	Greek	πολεμος (polemos)	polemic
poli(o)-	grey	Greek	(polios)
pollic-	thumb	Latin	pollex, pollicis
pollin-		Latin	pollen, pollinis	pollination
poly-	many	Greek	πολυς (polus)	polygon
pon-, posit-	put	Latin	ponere, positus	component, position, postpone
ponder-	weight	Latin	pondus, ponderis	ponderable
pont-	bridge	Latin	pons, pontis	pontoon
popul-	people	Latin	populus	population
por-	passage	Greek	πορος (poros)	pore
porc-	pig	Latin	porcus	porcine, pork
porphyr-	purple	Greek	(porphura)	porphyrin
port-	gate	Latin	porta	portal
port-	carry	Latin	portare, portatus	export, transportation
post-	after, behind	Latin	post	posterior, postscript
pot-	drink	Latin	potare	potable
potam-	river	Greek	ποταμος (potamos)	Mesopotamia
prasin-	leek-green	Greek	(prasinos)	prasinous
prat-	meadow	Latin	pratum
prav-	crooked	Latin	pravus	depravity
pre-	before	Latin	prae	previous
prec-	pray	Latin	prex, precare	deprecation
pred-		Latin	praedari	predator
prehend-, prend-	grasp	Latin	prehendere	comprehend
prem-, -prim-, press-	press	Latin	premere, pressus	pressure
presb-	old	Greek	πρεσβυς (presbus)	Presbyterianism
preter-	past	Latin	praeter	preterite, pretermission
preti-	price	Latin	pretium
prim-	first	Latin	primus	primary, primeval, primitive
prior-	former	Latin	prior	priority
priv-	separate	Latin	privare, privatus	deprivation
pro-	before, in front of	Greek	προ (pro)
pro-	for, forward	Latin	pro	propulsion
prob-	try	Latin	probare	probation
proct-	anus	Greek	(proktos)	proctology
propri-		Latin	proprius	appropriate
pros(o)-	forward	Greek	(pros)
prot(o)-	first	Greek	πρωτος (prōtos)	protoplasm
proxim-	nearest	Latin	proximus	proximity
prun-	plum	Latin	prunus	prune
psamma-	sand	Greek	(psammos)
pseud(o)-	FALSE	Greek	(pseudos)	pseudonym
psil(o)-	bare	Greek	(psilos)	epsilon
psych(o)-	mind	Greek	ψυχη (psychē)	psycho
psychr(o)-	cold	Greek	(psuchros)
pter-	wing, fern	Greek	(pteron)	helicopter
pto-	fall	Greek		ptosis
ptyal-	sahva
ptych-	fold, layer	Greek	(ptuchē)	triptych
pubi-	sexually mature
public-		Latin	publicus	publication
pude-		Latin	pudere	impudent
pugn-	fight	Latin	pugnare	pugnacious, repugnant
pulchr-	beautiful	Latin	pulcher, pulchri	pulchritude
pulmon-	lung	Latin	pulmo, pulmonis	pulmonary
pulver-	dust	Latin	pulvis, pulveris	pulverize
pung-, punct-	prick	Latin	pungere	puncture, pungent
puni-	punish	Latin	punire	punitive
pup-	doll	Latin	pupa	pupa, puppet
pur-	pure	Latin	purus	impure, purity
purg-		Latin	purgare	expurgate, purgatory
purpur-	purple	Latin	purpura
put-	think	Latin	putare	compute, putative
pygo-	rump
pyl-	gate	Greek	(pulon)	pylon
pyro-	heat, fire	Greek		pyro
Root	Meaning In English	Origin Language	Etymology (Root Origin)	English Examples
quadr-	four	Latin	quattuor	quadrangle, quadrillion
quadragen-	forty each	Latin	quadrageni	quadragenary
quadragesim-	fortieth	Latin	quadragesimus	quadragesimal
quart-	fourth	Latin	quartus	quartary quartile
quasi-	as if	Latin	quasi
quatern-	four each	Latin	quaterni	quaternary, quaternion
quati-, quass-	shake	Latin	quatere
quer-, -quir-, quesit-, -quisit-	search, seek	Latin	quaerere	Inquisition, query
qui-		Latin	quies	quiet
quin-	five each	Latin	quini	quinary
quindecim-	fifteenth	Latin	quindecimus	quindecimal
quinden-	fifteen each	Latin	quindeni	quindenary
quinque-	five	Latin	quinque	quinquennium
quint-	fifth	Latin	quintus	quintary, quintile
quot-	how many, how great	Latin		quota, quotient
Root	Meaning in English	Origin Language	Etymology (Root Origin)	English Examples
rach-	spine	Greek	(rhachis)
rad-, ras-	scrape, shave	Latin	radere, rasus	abrade, abrasion
radi-	beam, spoke	Latin	radius, radiare	radiation
radic-	root	Latin	radix, radicis	eradicate, radical
ram-	branch	Latin	ramus	ramification, ramose
ran-	frog	Latin	rana	Rana
ranc-	rancidness, grudge, bitterness	Latin	rancere	rancid, rancor
rap-	turnip	Latin	rapum
raph-	seam	Greek
rar-		Latin	rarus	rarity
rauc-	harsh, hoarse	Latin	raucus	raucous
re-, red-	again, back	Latin	re-	recede, redact
reg-, -rig-, rect-	straight	Latin	regere, rectus	dirigible, erect, erection, rectum
rem-	oar	Latin	remus	bireme, trireme
ren-	kidney	Latin	renes	renal
rep-, rept-	crawl, creep	Latin	repere, reptus	reptile
ret-	net	Latin	rete	reticle, retina
retro-	backward, behind	Latin	retro	retrograde, retrospective
rhabd-	rod	Greek	(rhabdos)	rhabdoid, rhabdom
rhach-	spine	Greek	(rhachis)	rhachiodont
rhag-	tear, rent	Greek		rhagades
rhe-	flow	Greek	(rhein)	rheostat
rhin-	nose, snout	Greek	(rhis, rhinos)	rhinoplasty
rhiz-	root	Greek	(rhiza)	rhizome
rhod(o)-	rose	Greek	(rhodon)	rhododendron
rhomb-		Greek		rhombus
rhynch-	snout	Greek		Rhynchobatus
rid-, ris-	laugh	Latin	ridere, risus	derision, ridicule
robor-	oak, strength	Latin	robur, roboris	corroboration
rod-, ros-	gnaw	Latin	rodere, rosus	corrode, erosion, rodent
rog-	ask	Latin	rogare	interrogation
rostr-	beak, prow	Latin	rostrum	rostrum
rot-	wheel	Latin	rota, rotare	rotation
rub(e)r-	red	Latin	ruber	ruby
rug-	wrinkle	Latin	ruga, rugare	corrugation
rumin-	throat	Latin	rumen, ruminis	rumination
rump-, rupt-	break	Latin	rumpere, ruptus	eruption, rupture
rur-	country	Latin	rus, ruris	rural
Root	Meaning in English	Origin Language	Etymology (Root Origin)	English Examples
sacchar-	sugar	Greek	(sakchar)	saccharin
sacr-, secr-	sacred	Latin	sacer, sacrare	consecrate, sacrament
sagac-	Wise	Latin	sagax, sagacis	sagacity
sagitt-	arrow	Latin	sagitta	Sagittarius
sal-	salt	Latin	sal, salis, salere	salinity
sali-, -sili-, salt-	jump	Latin	salire	resilient, salient, saltus
salv-	save	Latin	salvare	salvation
san-		Latin	sanus	insane, sanity
sanct-	holy	Latin	sancire	sanctify, sanctuary
sanguin-	blood	Latin	sanguis, sanguinis	sanguine
sapi-, -sipi-		Latin	sapere	sapient
sapon-	soap	Latin	sapo, saponis	saponification
sarc(o)-	flesh	Greek	σαρξ (sarx, sarkos)	sarcophagus
sativus-	cultivated
saur-	lizard, reptile	Greek	σαυρος (sauros)	dinosaur
saxum-	rock
scab-	scratch	Latin	scabere	scabies
scal-	ladder, stairs	Latin	scala	scale
scalen-	uneven	Greek	skalenos	scalene
scand-, -scend-, scans-, -scens-	climb	Latin	scandere	ascend
scaph-	anything hollow, bowl, ship	Greek
schem-	plan	Greek	(schema)	schematic
schis-	split	Greek		schism
sci-	know	Latin	scire	prescient, science
scind-, sciss-	split	Latin	scindere	scissors
scler-	hard	Greek	(skler-)	scleroderma
scoli-	crooked	Greek	(skolios)	scoliosis
scop-, scopy, scept-	look at, examine, view, observe	Greek		kaleidoscope
scrib-, script-	write	Latin	scribere	inscribe, scripture
sculp-	carve	Latin	sculpere	sculpture
scut-	shield
scyph-	cup
se-, sed-	apart	Latin		secede, sedition
seba-	tallow, wax	Latin		Sebum, sebaceous
sec-, sect-, seg-	cut	Latin	secare	secant, section, segment
sed-	settle, calm	Latin	sedare	sedative
sed-, -sid-, sess-	sit	Latin	sedere	reside, sediment, session, supersede
sedec-	sixteen	Latin	sedecim	sedecimal
segetum-	in cornfields
sei-	shake	Greek	(seismos)	seismograph
selen-	moon	Greek
sella-	saddle, seat
sema-		Greek	(sema)	semantics, semaphore
semi-	half	Latin	semis	semi-final
semin-	seed	Latin	semen, seminis	insemination
sen-	old man	Latin	senex, senis	senator, senility
sen-	six each	Latin	seni	senary
senti-, sens-	feel	Latin	sentire, sensus	consensus
sept-		Latin	saeptum
sept-	seven	Latin	septem	septennium
septen-	seven each	Latin	septeni	septenary
septim-	seventh	Latin	septimus
septuagen-	seventy each	Latin	septuageni	septuagenary
septuagesim-	seventieth	Latin	septuagesimus	septuagesimal
septuagint-	seventy	Latin	septuaginta	Septuagint
sequ-, secut-	follow	Latin	sequere	consecutive, sequence
ser(olu)-	any body fluid
ser-	late	Latin	serus
serp-	crawl	Latin	serpere	serpent
serr-	saw, saw-toothed	Latin	serra, serrare	serration
serv-		Latin	servare	conservation
sesqui-		Latin	sesqui
set-	hair
sever-		Latin	severus	severity
sex-, se-	six	Latin	sex	semester, sexangle, sexennium
sexagen-	sixty each	Latin	sexageni	sexagenary
sexagesim-	sixtieth	Latin	sexagesimus	sexagesimal
sext-	sixth	Latin	sextus	sextant
sibil-	hiss	Latin	sibilus, sibilare	sibilance
sicc-	dry	Latin	siccus	desiccation
sider-	star	Latin	sidus, sideris	sidereal
sign-	sign	Latin	signum	design, designate, signal
sil-		Latin	silere	silence
silv-	forest	Latin	silva	silviculture
simi-	ape, monkey	Latin	simia	simian
simil-	group	Latin	similis	assimilate, similarity
simul-		Latin	simulare	simulation
singul-	one each	Latin	singuli	singular
sinistr-	left	Latin	sinister, sinistri	sinistral
sinu-	(to draw) a line	Latin	sinuare	insinuate
sinus-	hollow, bay
siph(o)-	tube	Greek		siphon
sist-	cause to stand	Latin	sistere	consist
soci-	group	Latin	socius, sociare	associate, social
sol-	sun	Latin	sol	solar
sol-	warmth	Latin	solare	consolation
solen-	pipe, channel	Greek		solenoid
solv-, solut-		Latin	solvere	solution
soma-	body	Greek	σωμα (soma)	somatic
somn-	sleep	Latin	somnus	insomnia
somni-	dream	Latin	somnium
son-	sound	Latin	sonus	resonance
soph-	Wise	Greek	σοφος (sophos)	sophist
sorb-, sorpt-	suck	Latin	sorbere	absorb, absorption
sord-	dirt	Latin	sordes, sordere	sordid
soror-	sister	Latin	soror	sorority
spati-	space	Latin	spatium	spatial
spec-, -spic-, spect-	look	Latin	specere	conspicuous, inspection, specimen
spect-	watch, look at	Latin	spectare	spectator
specul-		Latin	speculari	speculation
sper-	hope	Latin	spes, sperare	desperation
sperm-	seed	Greek	(sperma)
sphen(o)-	wedge	Greek
spher-		Greek	(sphaira)	spheroid
sphinct-	closing
spic-	spike	Latin	spica
spin-	thorn	Latin	spina
spir-	breathe	Latin	spirare	respiration
spond-, spons-		Latin	spondere, sponsus
spondyl-	vertebra
spu-, sput-	spew, spit	Latin	spuere	sputum
squal-		Latin	squalere	squalid, squalor
squam-	scale	Latin	squama
squarros-	spreading at tips	Latin
st-	stand	Latin	stare, status	stable, station, status, statistic, statue
stagn-	pool of standing water	Latin	stagnare	stagnant
stalact-		Greek	(stalaktites)	stalactite
stalagm-		Greek	(stalagmos)	stalagmite
stann-	tin	Latin	stannum	stannous
statu-, -stitu-	stand	Latin	statuere	institution, statute
stea-	fat, tallow	Greek	(stear, steatos)	stearic acid
steg-	covering	Greek		steganography
stell-	star	Latin	stella	constellation, stellar
sten-	narrow	Greek	(stenos)	stenography
stere-	solid	Greek	(stereos)
stern-, strat-	spread, strew	Latin	sternere, stratus	stratify
stern-	breastbone	Greek	(sternon)	sternum
stich-	line, row	Greek	(stichos)
stig-		Greek		stigma
still-	drip	Latin	stilla, stillare	distillation
stingu-, stinct-		Latin	stinguere	distinction, distinguish
stoch-	aim	Greek
stom-	mouth	Greek
strept-	twisted	Greek	(streptos)
strig-		Latin	strix, strigis
string-, strict-	upright, stiff	Latin	stringere, strictus	stringent
strigos-	having stiff bristles
stroph-	turning	Greek
stru-, struct-		Latin	struere	construction, construe
stud-		Latin	studere	student
stup-	wonder	Latin	stupere	stupor
styl-	column, pillar	Greek	(stulos)
su-, sut-	sew	Latin	suere	suture
suad-, suas-		Latin	suadere, suasus	persuasion
suav-	sweet	Latin	suavis	suave
sub-, su-, sus-	below	Latin	sub
subter-		Latin	subter	subterfuge
sucr-	sugar			sucrose
sud-	sweat	Latin	sudare
sulc-	furrow	Latin	sulcus
sum-, sumpt-	take	Latin	sumere	assumption, consume
super-	above, over	Latin	super	supersede
supin-	lying back	Latin	supinus
supra-	above, over	Latin
surd-	deaf	Latin	surdus	absurdity
surg-	rise	Latin	surgere	resurgent
syn-, sy-, syl-, sym-	with	Greek	συν (sun)	symbol, system
syrin(glx)-	pipe	Greek
Root	Meaning in English	Origin Language	Etymology (Root Origin)	English Examples
tac-, -tic-	be silent	Latin	tacere, tacitus	reticent, tacit
tach-	swift	Greek	ταχυς (tachus)	tachometer
taenia-	ribbon	Greek	(tainia)
tal-	ankle	Latin	talus
tang-, -ting-, tact-, tag-	touch	Latin	tangere, tactus	contact, tangent
tapet-	carpet	Latin	tapete, tapetis
tard-	slow	Latin	tardus	retard, tardy
tars-	ankle	Greek	ταρσός (tarsos, a flat basket)	tarsal
taur-	bull	Greek	ταυρος (tauros)	Minotaur
taur-	bull	Latin	taurus	Taurus
tax-	arrangement, order	Greek	(taxis)	taxonomy
techn-		Greek	(techne)	technology
teg-, tect-	cover	Latin	tegere, tectus	protection
tel-	far, end	Greek		telephone, telescope, telegram
teleo-	complete	Greek		teleology
temno-	cut	Greek
tempor-	time	Latin	tempus, temporis	temporary, temporal.
ten-, -tin-, tent-	hold	Latin	tenere, tentus	continent, tenacious
tend-, tens-	stretch	Latin	tendere, tensus	extend, extension
tenu-	slender, thin	Latin	tenuis	attenuate, tenuous
tep-	be warm	Latin	tepere	tepid
ter-, trit-	rub	Latin	terere, tritus	attrition, contrite
teret-	rounded	Latin	teres, teretis
terg-, ters-	wipe	Latin	tergere, tersus	detergent
termin-		Latin	terminus	determine, termination
tern-	three each	Latin	terni	ternary, ternion
terr-	dry land	Latin	terra	terrace, terrain, terracotta
terti-	third	Latin	tertius	tertian, tertiary
test-	witness	Latin	testis	testimony
tetr-	four	Greek	(tetra-)	tetrahedron
tex-, text-	weave	Latin	texere, textus	texture
thalam-	chamber, bed	Greek	(thalamos)
thalass-	sea	Greek	θαλασσα (thalassa)	Panthalassa
than-	death	Greek	θανατος (thanatos)	euthanasia
the-	put	Greek	τιθημι (tithemi)	theme, thesis thesaurus
theca-	case	Greek
thel(o)-	nipple, female	Greek
the(o)-, thus-	god	Greek	θεος (theos)	theology, enthusiasm
theor-		Greek		theorem, theory
therm-	heat	Greek	θερμος (thermos)	thermometer
thero-	breast, mammal	Greek
thyreo-	large shield
tim-	be afraid	Latin	timere	timid
ting-, tinct-	moisten	Latin	tingere, tinctus	tincture
tom-	cut	Greek	(tomos)	ectomy, atom, tome
ton-	stretch	Greek	(tonos)
top-	place	Greek	τοπος (topos)	topic, topography
torn-	cut
torpe-	numb	Latin	torpere	torpor
torqu-, tort-	twist	Latin	torquere, tortus	extortion, torque, torture
tot-	all, whole	Latin	totus	total
tox(o)-	arrow, bow	Greek	(toxon)
trab-	beam	Latin	trabs, trabis
trachy-	rough	Greek	(trachus)
trag(o)-	goat	Greek	(tragos)	tragus
trah-, tract-	pull	Latin	trahere, tractus	subtrahend, tractor
trans-, tra-, tran-	across	Latin	trans	tradition, transcend, transportation
trapez-	four-sided, table	Greek	(trapeza)	trapezoid
traum-	wound	Greek	(trauma)	trauma, traumatic
trecent-	three hundred	Latin	trecenti	trecentennial
tredec-	thirteen	Latin	tredecim
treiskaidek-	thirteen	Greek		triskaidekaphobia
trem-	tremble	Latin	tremere	tremor
trema-	hole	Greek	(trēma)
tri-	three	Greek	(treis, tria)	triad, trigon, tripod
tri-	three	Latin	tres	triangle, trivia, triumvirate
tricen-	thirty each	Latin	triceni	tricenary
tricesim-, trigesim-	thirtieth	Latin	tricesimus	trigesimal
trich-	hair	Greek	(thrix)
trin-	three each	Latin	trini	trinity
troch-	wheel	Greek
trop-	turning	Greek		tropic
troph-	feed, grow	Greek		pogonotrophy
trud-, trus-	thrust	Latin	trudere, trusus	extrusion, intrude
tuss-	cough	Latin	tussis, tussire	pertussis
tympan-	drum	Greek	τυμπαν- (tumpan-)	tympani
Root	Meaning in English	Origin Language	Etymology (Root Origin)	English Examples
uber-	udder	Latin	uber, uberare	exuberant
ulig-	in marshes	Latin
ulo-	wooly	Greek
ultim-	farthest	Latin	ultimus	ultimate
ultra-	beyond	Latin	ultra	ultrasonic
umbilic-	navel	Latin	umbilicus	umbilical
umbr-	shade, shadow	Latin	umbra	penumbra, umbrella
un-, uni-	one	Latin	unus, unius	unary, union
unc-	hooked	Latin	uncus	uncinate
unci-	ounce, twelfth	Latin	uncia	uncial
und-	wave	Latin	unda	abundant, undulate
undecim-	eleventh	Latin	undecimus	undecimal
unden-	eleven each	Latin	undeni	undenary
ungui-	claw, nail	Latin	unguis
ungul-	claw, hoof	Latin	ungula	ungulate
ur-, uro-	tail	Greek	(oura)	uroid
urb-	city	Latin	urbs, urbis	urban
urg-	work	Latin	urgere	urgent
urs-	bear	Latin	ursus	Ursa Major, ursine
ut-, us-	use	Latin	uti, usus	usual, utility
uv-	grape	Latin	uva	uvea
uxor-	wife	Latin	uxor	uxoricide
Root	Meaning in English	Origin Language	Etymology (Root Origin)	English Examples
vac-	empty	Latin	vacare	vacancy, vacation, vacuum
vad-, vas-	go	Latin	vadere	evade, pervasive
vag-	wander	Latin	vagus, vagare	vague
van-		Latin	vanus	vanity
vap-	lack (of)	Latin		evaporation, vapid
veh-, vect-	carry	Latin	vehere, vectus	vehicle, vector
vel-	veil	Latin	velum	revelation, velate
vell-, vuls-	pull	Latin	vellere, vulsus	convulsion
veloc-	quick	Latin	velox, velocis	velocity
ven-	vein	Latin	vena	venosity
ven-	hunt	Latin	venari	venison
ven-, vent-	come	Latin	venire	advent, convention
vend-	sell	Latin	vendere	vendor, vending
vener-	respectful	Latin	venus	veneration, venereal
vent-	wind	Latin	ventus	ventilation
ventr-	belly	Latin	venter	ventral
ver-	TRUE	Latin	verus	verify, verity
verb-	word	Latin	verbum	verbal, verbatim, verbosity
verber-	whip	Latin	verber	reverberation
verm-	worm	Latin	vermis	vermiform
vern-	spring	Latin	ver, vernus	vernal
vert-, vers-	turn	Latin	vertere, versus	convert, inversion, invert, vertical
vesic-	bladder	Latin	vesica	vesical
vesper-	evening, western	Latin	vespera	vesperal
vest-	clothe, garment	Latin	vestis	divest, vest
vestig-	follow, track	Latin	vestigium	investigate
vet-	forbid	Latin	vetare	veto
veter-	old	Latin	vetus, veteris	inveterate, veteran
vi-	way	Latin	via	deviate, obvious, via
vic-	change	Latin	vicis	vice versa, vicissitude
vicen-, vigen-	twenty	Latin	viceni	vicenary
vicesim-, vigesim-	twentieth	Latin	vecesimus	vicesimary, vigesimal
vid-, vis-	see	Latin	videre, visus	video, vision
vil-	cheap	Latin	vilis	vile, vilify
vill-	shaggy hair, velvet	Latin	villus	villiform
vin-	wine	Latin	vinum	vinous
vinc-, vict-	conquer	Latin	vincere, victus	invincible, victory
vir-	man	Latin	vir	virility
vir-	green	Latin	virere	virid, viridian
visc-	thick	Latin	viscum	viscosity
viscer-	organs of the body cavity	Latin	viscus, visceris	visceral
vit-	life	Latin	vita	vital
vitell-	yolk	Latin	vitellus
viti-	fault	Latin	vitium	vice, vitiate
vitr-	glass	Latin	vitrum	vitreous
viv-	live	Latin	vivere	revive, survive, vivid
voc-	voice	Latin	vox, vocis	vocal, vocation, provocative
vol-	fly	Latin	volare	volatility
vol-	wish	Latin	velle	volition
volv-, volut-	roll	Latin	volvere, volutus	convolution, revolve
vom-	discharge	Latin	vomere	vomit
vor-, vorac-	swallow	Latin	vorare, vorax	devour, voracious
vov-, vot-	vow	Latin	vovere, votus	votive
vulg-	common, crowd	Latin	vulgus	divulge, vulgarity, vulgate
vulner-	wound	Latin	vulnus, vulneris	vulnerable
vulp-	fox	Latin	vulpes, vulpis	vulpine
Root	Meaning in English	Origin Language	Etymology (Root Origin)	English Examples
xanth-	yellow	Greek	(xanthos)	xanthogenic
xen-	foreign	Greek	ξενος (xenos)	xenophobia
xer-	dry	Greek	(xēros)	xerography
xiph-	sword	Greek	(xiphos)	xiphoid
xyl-	wood	Greek	(xulon)	xylophone
Root	Meaning In English	Origin Language	Etymology (Root Origin)	English Examples
-zo-	animal, living being	Greek	(zōion)	protozoa, zoo, zoology
zon-	belt, girdle	Greek	ζωνη (zōnē)	zone
zyg-	yoke	Greek	ζυγον (zugon)	heterozygous, zygote
zym-	ferment	Greek	ζυμη (zumē)	enzyme, lysozyme

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