Grammar

Prefix	Origin	Meaning	Example
a	Latin	not, without	atypical
ab	Latin	away from, off from, away	abdicate
acantho	Greek	spiny	acanthocephalan
acro	Greek	height, extremity	acrophobia, acropolis
act	Latin	move, do	actuate
actino	Greek	radioactivity	actinometer
ad	Latin	to, toward	admit
adeno	Greek	gland	adenocarcinoma
aeri, aero	Greek	air	aerialist, aerobatics
ag	Latin	move, do	agitate
agro	Latin	field, soil	agriculture, agricologist
algo	Greek	pain	algophobia
allo	Greek	other	allochthenous, allonym
alti	Latin	high	altitude
ambi	Latin	both	ambidextrous
amphi	Greek	both, two, on both sides	amphitheater
amvlo	Greek	starch	amylolvsis, amylopsin
an	Greek	not, without	anarchy
ana	Greek	up, backward, excessively	anachronism
ancylo	Greek	hook, joint	ancylostomiasis
andro	Greek	male	androsterone
anemo	Greek	wind	anemograph
angio	Greek	vessel, container	angiosperm
anglo	Latin	English	Anglo-American, anglomania
anhydr	Greek	waterless	anhydrous
aniso	Greek	unequal, uneven	anisogamous
ano	Greek	up, upper, upward	anoopsia
ante	Latin	before, preceding, prior to	antecedent
antero	Latin	front, fore	anteroom
antho	Greek	flower, or collection of	anthology
anthrac	Greek	coal, carbon, carbunole	anthracrose
anthropo	Greek	man	anthropology
anti	Greek	against	antipathy
anto	Greek	opposite of, substitute	antonym
apo	Greek	not clear, away, from, off	apocrypha
arch	Greek	final, chief	monarch, archbishop
archeo	Greek	primitive	archeozoic
areo	Greek	the planet Mars	areocentric, areology
argent	Latin	silver	argenteous, argentine
aristo	Greek	best	aristocratic
arith	Greek	number	arithmancy, arithmetic
arterio	Greek	artery	arterioscierosis
arthro	Greek	joint, jointed	arthropod
artio	Greek	even number	artiodactyl
asco	Greek	sac	ascomycete
aster	Greek	star	asterick
astro	Greek	star	astrology, astronaut
atmo	Greek	air	atmosphere
audio	Latin	hear, hearing	audible, auditorium
auri	Latin	gold or ear	auriferous, auricle
austro	Latin	south	austronesia
auto	Greek	self, same	autograph
auxo	Greek	growth, increase	auxochrome
avi	Latin	bird	aviary, aviation
azo	Greek	containing nitrogen	azobenzene
bacci	Latin	berry	baccivorous
baro	Greek	weight, pressure	barograph
batho	Greek	depth	bathometer
be	W.Germany	about, around, all over	bedecked
bi	Latin	two, twice	bicuspid
biblio	Greek	book	Bible, bibliography
bin	Latin	two, two at a time	binary, binocular
bio	Greek	life	biography, biology
blasto	Greek	embryo	blastosphere
blephar	Greek	eyelid	blepharitis
brachio	Greek	arm	brachiopod
brachy	Greek	short	brachycephalicc
brady	Greek	slow	bradykinetic
branchio	Greek	gills	brachiopod
brevi	Latin	short	brevier, brevity
bucc	Latin	check, mouth	buccat, buccinatar
by	Greek	near, secondary, incidental	bypath, byproduct
caco	Greek	bad	cacodemon
calci	Latin	calcium salt, calcite, chalk	calciferous
calli	Greek	beautiful	calligraphy, callipygian
calori	Latin	heat	calorimeter
capit, caput	Latin	head	capitulate, capitalize
capri	Latin	goat	capricious
cardio	Greek	heart	cardiogram
carpo	Greek	fruit, wrist	carpophore
cata, cath	Greek	down, against, in accordance	catalogy
caulo	Latin	stalk, stem	caulicle, cauliflower
ced	Latin	move, yield	cede, secede
ceno	Greek	new, recent, common	cenogenesis, cenobite
centi	Latin	one hundred	centenarian, centennial
cerat	Greek	horn	ceratodus
cero	Grrek	wax	cerotype
cess	Latin	move, yield	cessation, progress
cet	Latin	whale	cetacean
chaeto	Greek	hair	chaetopod
chalco	Greek	copper	chalcalithic
chemo	Greek	chemical, chemism	chemical, chemist
chiro	Greek	hand	chiromancy
chlor	Greek	green	chlorine
chole	Greek	bile, gall	cholesterol
chorio	Greek	chorion, choroid	chorioallantois
chrom	Greek	color	chromatic, Kodachrome
chromato	Greek	color, colored	chromatin, chromatophore
chrono	Greek	time	chronometer, chronological
chryso	Greek	gold	chrysolite
circum	Latin	around	circumspect
cis	Latin	on the near side of	cisalpine, cisatlantic
cit	Latin	rouse or call	incite, cite
clado	Greek	branch	cladophyll
clam	Latin	call, cryout	clamor, declaim
clar	Latin	clear	clarion, clarify
claus	Latin	shut	claustrophobia, clause
cleisto	Greek	closed, capable of being closed	cleistogamy
clino	Latin	slope	clinometer
co, col, com, con, cor	Latin	together with	correlate
coel	Greek	cavity	coelenteron
contra	Latin	against, opposite	contradict
copro	Greek	dung, filth, obscenity	coporology
cord	Latin	heart	accord, cordial
corp	Latin	body	corporal, corpse
cosmo	Greek	world, universe	cosmonaut
counter	M. English	against, contrary, opposite, parallel	countermain, counterbalance, counterfeit
cranio	Greek	size, shape, characteristics of the human skull	craniology, craniotomy
cred	Latin	to believe, belief	credence, credible
cresc	Latin	gown, rise	crescendo
crypto	Greek	secret, hidden	cryptic, cryptogram
crystalli, crystallo	Greek	crystal	crystallization, crystallographic
cteno	Greek	comb	ctenophora
cupri	Latin	copper	cupriferous
curr, curs	Latin	run	current, cursive
cyano	Greek	dark blue coloring, poisonous acid	cyanotype
cyclo	Greek	cycle	cyciohexane
cymo	Greek	wave	cymograph
cyto	Greek	cell	cytoplasm
dactylo	Greek	finger, toe	dactylogram
de	Latin	remove from, take away, out of ten	depose
deca	Greek	ten	deimate, decade, decagon
deci	French	tenth	deciliter, decibel
demi	French	half, lesser	demivolt, demitasse
demo	Greek	people	democracy, epidemic
dendro	Greek	tree	dendrology
denti	Latin	tooth	denticle, dentition
dermato	Greek	skin	dermatology, epidermis
deutero	Greek	second	deuterocanonical, deuterogamy
dextro	Latin	right	destrogyrate
di	Greek	two	dialogue
dia	Greek	through, across, between	diameter
dic, dict	Latin	say	dictate, predict, dictaphone
dicho	Greek	in two parts, in pairs	dichotomy
dino	Greek	terrible	dinothere
diplo	Greek	double, in pairs	diplococcus
dipso	Greek	alcoholic, an alcoholic	dipsomania
dis	Latin	apart from reversing	dissuade
dodeca	Greek	twelve	dodecagon
dolicho	Greek	long or narrow	dolichocephalic
domin	Latin	master	dominion, dominate
dox	Greek	opinion	doxy
duc	Latin	lead	ductile, conduct
duo	Greek	two	duodecillion, duologue
dupl	Latin	double, two sided	duplicate, duplicity
dyna	Greek	power	dynamo, dynamic
dys	Greek	ill, bad	dysfunction
ecclesio	Greek	church	ecclesiology
echino	Greek	sea urchin	echinoderm
eco	Greek	household, environment	economy, ecodice
ecto	Greek	outer, outside, external	ectoderm
ego	Latin	self	egocentric, egotistical
electro	Greek	electrical, electronic	electrocardiograph
en	French	in, into	enamored
encephalo	Greek	brain	encephalograph
endo	Greek	within	endocardial
ennea	Greek	nine	enneahedron
entrero	Greek	intestine	enterostomy
ento	Greek	within	entoderm
entomo	Greek	insect	entomology
eo	Greek	primeval	eohippus
epi	Greek	upon, over, enar, at, befroe	epigram
equi	Latin	equal	equidistant
eroto	Greek	sexual desire	erotomania
erythro	Greek	red	erythrocyte
ethno	Greek	race, culture, people	ethnography
etio	Greek	cause	etiology
etym	Greek	pertaining to historical linguistic	etymologize, etymon
eu	Greek	well, good	eugenics, eulogy
eury	Greek	broad, wide	eurythermal
ex	Latin	out of, beyond, without	exhale, ex-governor
exo	Greek	outside, outer, exterior	exodus
extra, extro	Latin	outside, beyond	extrajudicial, extraterritorial
fac	Latin	to make, do	factor, factitive
facil	Latin	easy	facile, facility
fact	Latin	to make, do	factor
feri	Latin	fever	febriferous
ferri, ferro	Latin	iron	ferriferous, ferroconcrete
fibro	Latin	fiber	fibroblast
fid	Latin	faith	fidelity
fin	Latin	end	finally, finish
fissi	Latin	cleft	fissiparous
flavo	Latin	yellow	flavopurpurin
flect, flex	Latin	bend	flection flexible
flori	Latin	flower	floriferous
fluoro	Latin	containing fluorine	fluorocarbon
for	M. English	away, off, wrongly, extremely	forbid, forbear, forswear
fore	Latin	in front of (time, position)	forecast
fort	Latin	strong	fortitude, discomfort
fratri	Latin	brother	fratricide
fructi	Latin	fruit	fructiferous
galacto	Greek	milk	galactopoietic
gamo	Greek	united	gamopetalous
gastro	Greek	stomach	gastrology
gen	Latin	race	genteel, progenitor
gen	Greek	birth	progeny, eugenics
geo	Greek	earth	geopolitics, geography
geronto	Greek	old age	gerontology
giga	Greek	giant, billion	gigameter
glosso, glotto	Greek	tongue, language	glossology, glottochronology
glyco	Greek	sweet	glycoside
gonio	Greek	angle	goniometer
gono	Greek	sexual, reproduction	gonophore
grapho	Greek	writing	graphology
gymno	Greek	named, bare, exposed	bymnosperm
gyneco	Greek	female	gynecologist
gyno	Greek	female	gynophore
gyro	Greek	ring, circle, spiral	gyromagnetic
hagio	Greek	saint, holy	hagiography
halo	Greek	salt	halophyte
haplo	Greek	single, simple	haplogy
hecto	Greek	hundred	hectograph
helico	Greek	spiral	helicoid
helio	Greek	sun	heliocentric
hemato	Greek	blood	hematologist
hemi	Greek	half or partial	hemisphere
hemo	Greek	blood	hemophiliac
hendeca	Greek	eleven	hendecasyllable
hepato	Greek	liver	hepatitis
hepta	Greek	seven	heptagon
hetero	Greek	different, other	heterogeneous, heterodox
hexa	Greek	six	hexagon
hiero	Greek	sacred, priestly	hierocracy
hippo	Greek	horse	hippodrome
histo	Greek	tissue	histology
holo	Greek	whole, entire	holohedral
homeo	Greek	similar	homeostatic
homo	Greek	same	homogeneous, homologous
hyalo	Greek	glass	hyaloplasm
hydro	Greek	water	hydrant
hyeto	Greek	rain	hyetology
hygro	Greek	wet, moist, moisture	hygrometer
hylo	Greek	wood, mater	hylophagous
hymeno	Greek	membrane	hymenopteron
hyper	Greek	over	hypersensitive
hypno	Greek	sleep, hypnosis	hypnotherapy
hypso	Greek	height, altitude	hypsometer
hypo	Greek	under, beneath	hypodermic
hystero	Greek	uterus	hysterotomy
iatro	Greek	healer, medicine, healing	iatrogenic
ichthyo	Greek	fish	ichthyology
icono	Greek	image, likeness	iconology
ideo	Greek	idea	ideology
il, im, in, ir	Latin	into, not (as an adjective)	infuse, irrevocable
infanti	Latin	child	infanticide, infantile
infra	Latin	below	infrasonic, infrared
irido	Latin	rainbow, iridescent, iris (of the eye), Iris (the genus), iridium	iridosmine, iridotomy
iso	Greek	equal	isochromatic
inter, intra, intro	Latin	getween, among, together, within	intercede, intramural, introduction
jun, junct	Latin	join	adjunct, junction
jur	Latin	law, pertainint to	jural, jurisical, jurisdiction
juxt	Latin	beside, near	juxtaposition
karyo	Greek	nucleus of a cell	karyotin
kerato	Greek	horn, horned	keratogenous
kilo	Greek	one thousand	kilocycle
klepto	Greek	a thief	kleptomania
kymo	Greek	wave	kymograph
labio	Latin	lip	labiodental
lacto	Latin	milk	lactometer
laparo	Greek	flank or abdominal wall	laparotomy
laud, laudat	Latin	praise	applause, laudable
lect	Latin	gather, choose, read	lecture, collect, elect
legis	Latin	law	legislature
lepido	Greek	scale	lepidopteron
lepto	Greek	thin, fine, slight	leptosome
let	Latin	gather, choose, read	letter
leuco	Greek	white	leucoderma
levo	Latin	an object that rotates the left place of polarized light	levorotation
lex	Latin	law	lexloci, lexscripta
ligni	Latin	wood	ligniform
lipo	Greek	fat	liposuction
litho	Greek	stone	lithography, monolith
loco	Latin	from place to place	locomotion
locut	Latin	speak	elocution
llogo	Greek	word, speech	logography
longi	Latin	long	longicorm
loqu	Latin	speech	loquacious
luc	Latin	light	lucidity, elucidate
lumb	Latin	loin	lumbar
luni	Latin	moon	lunitidal
lys	Greek	loosening, decomposition	lysin
macro	Greek	large, long, great, excessive	macrocosm, macroscopic
magni	Latin	great, large	magnanimous, magnificent
mal	French	bad, wrongful	malfunction, malcontent
malaco	Greek	soft	malacopterygian
male	Latin	evil	malediction
man	Latin	hand work, able to handle	manual
mania	Greek	craze, craving	megalomania
manu	Latin	handle	manual
matri	Latin	mother	matriarch, matrilineal
maxi	Latin	very long, very large, of the greatest scope or intensity	maximal, maxiservice
medi	Latin	middle	mediate
medico	Latin	medical	medicus
mega	Greek	great, large	megacephalic, megalomania
megalo	Greek	bigness, exaggeration, extravagance	megalomania
melan	Greek	black	melanoma
meno	Greek	month	menology
mero	Greek	partial, part	meroblastic
meso	Greek	middle	mesocephalic
meta	Greek	with, after, over, beyond	metamorphosis
metallo	Greek	metal	metallography
micro	Greek	small	microscope, microphone
midi	English	of a mid-calf length	midiskirt
milli	Latin	one thousand	millennium
mini	Latin	very short, small, lightweight on a small scale	miniskirt, minicar, minicalculator
mis	Latin	ill, mistaken, wrong, wrongly	misunderstood
miso	Greek	hatred of	misogynist
mono	Greek	one	monogram
morpho	Greek	form	morphology
mov	Latin	set in motion	move
multi	Latin	many, more than two	multitude
myceto	Greek	fungus	mycetozoan
myco	Greek	fungus	mycology
myelo	Greek	marrow, of the spinal cord	myeloid
myo	Greek	muscle	myology
myrmeco	Greek	ant	myrmecology
mytho	Greek	legendary stories	mythographer, mythologist
myxo	Greek	mucus, slime	myxomycete
namo	Latin	dwarf, one billionth	namometer
naso	Latin	nose	nasopharynx
necro	Greek	dea, corpse, death	necrology, necrolatry
nemat	Greek	thread	nematocyst
neo	Greek	new, recent	neologism
nepho	Greek	cloud	nephograph
nephro	Greek	kidney	nephrosis
neuro	Greek	nerve, sinew, tender	neurology
neutro	Latin	neutral	neutrosphere
nitro	Greek	indicating the nitrate group	nitroglycerin, nitrocellulose
nocti	Latin	night	noctilucent
nomo	Greek	custom, law	nomology
non	Latin	not	nonpayment
nona	Latin	nine	nonagenarian
noso	Greek	disease	nosology
noto	Greek	the back	notochord
nudi	Latin	naked, bare	nudibranch
nulli	Latin	none, null	nullify
num	Latin	pertaining to numbers	numbers, numberology
nycto	Latin	night or darkness	nyctophobia
nym	Latin	girl, women, female	nymphet, nymphomania
ob, oc, of, op	Latin	toward, to, against, upon	obdurate
octa	Greek	eight	octave
oculo	Latin	eye, ocular	oculomotor
odonto	Greek	tooth	odontology
office	Latin	duty	officer, official
oleo	Latin	oil	oleograph
oligo	Greek	few, little	oligopoly
omni	Latin	all	omnibus
omphalo	Greek	naval, umbilical	omphalos
onom	Greek	words, names, pertaining to	onomastic, onomatopoeia
onto	Greek	being	ontogeny
oo	Greek	egg	oogamous
oophor	Greek	ovary	oophoritis
ophthalmo	Greek	eve	opthalmologist
opto	Greek	optic, vision	optometrist
orchido	Greek	orchid, testicle	orchidology
organo	Greek	organ of the body, organic	organology
ornitho	Greek	bird	ornithology
oro	Greek	mountain, mouth	orography, orotund
ortho	Greek	straight, upright, right	orthoclastic, orthodontist
osm	Greek	smell	osmium
osteo	Greek	bone	osteoclesis
oto	Greek	ear	otology
ovi	Latin	egg	oviferous
oxy	Greek	sharp, acute, keen, pointed, acid	oxygen, oxymoron
ozo	Greek	smell	ozocerite
pac	Latin	peace	pacific, pacify
paleo	Greek	old	paleobotany
pan	Greek	all	panacea
para	Greek	near, beyond, aside, guard	parachute, paradigm
pari	Latin	equal	paripinnate
parri	Latin	father, mother, or other close relative	parricide
patho	Greek	suffering, feeling, disease	pathology
patri	Greek	father	patriarch, patrilineal
pedati	Latin	having a foot or feet	pedate
pedi	Latin	foot	pediform
pedo	Greek	child or soil	pedology
pene	Latin	almost	peneplain
penta	Greek	five	pentagon, pentamic
pend	Latin	hang, weight	pendant
per	Latin	throughout, completely	permit
peri	Greek	around, beyond	periscope
petro	Greek	rock, stone	petrology
phago	Greek	eating	phagocyte
pharmaco	Greek	drug	pharmacology
pharyngo	Greek	the tude or cavity that connects the mouth and nasal passages with the esophagus	pharyngology
pheno	Greek	shining	phenocryst
philo	Greek	loving	philosophy
phlebo	Greek	veing	phlebotomy
phono	Greek	sound	phonograph, phonometer
photo	Greek	light	photograph, photogenic
phreno	Greek	mind, diaphragm	phrenology
phyco	Greek	seaweed, algae	phycomycetous
phyllo	Greek	leaf	phylloclade
phylo	Greek	race, tribe	phylogenic
physio	Greek	nature, physical	physiology, physics
physo	Greek	bladder	physostigmine
phyto	Greek	plant	phytogenesis
pico	Spanish	one trillionth	picometer
picro	Greek	bitter	picrotoxin
pili	Latin	hair	piliform
pilo	Greek	felt	pilosarpine
pisci	Latin	fish	piscivorous
plagio	Greek	oblique	plagioclase
plano	Greek	moving, capable of movement	planography
plano	Latin	flat, plane	planograph
plasto	Greek	formed, molded	plastometer
platino	Latin	platinum	platinotype
platy	Greek	flat, broad	platyhelminth
plen	Latin	full	plenty, replenish
pleuro	Greek	side, rib, lateral, pleura	pleuropneumonia
pleo	Greek	more	pleonasm
plex, plic	Latin	bend, bold	plexiglass, duplicate, plicate
plio	Greek	more	pliocene
pluri	Latin	several, many	pluril
pneumato	Greek	air, breath, spirit	pneumatology, pneumatophore
pneumo	Greek	air, respiration, lungs	pneumococcus
pneumono	Greek	lung	pneumonoconiosis
poly	Greek	many	polychrome
pos	Latin	place, put	postpone
post	Latin	after, behind, later	postpone
pre	Latin	before	prefix, preview
preter	Latin	beyond, more than, by, past	preterit, preterhuman
pro	Greek	forward	proceed
procto	Greek	anus, rectum	proctoscope
protero	Greek	earlier, before, former	proterozoic
proto	Greek	first, foremost, earliest form	protomartyr, photoplasm
pseudo	Greek	false, unreal	pseudonym
psycho	Greek	mind	psychology, psychic
psychro	Greek	cold	psychrometer
ptero	Greek	wing, feather	pterodactyl
pycno	Greek	dense, close, thick	pycnometer
pyelo	Greek	pelvis	pyelitis
pyo	Greek	pus	pyoderma
pyro	Greek	fire, heat	pyromaniac, pyre
quadri	Latin	four	quadrupled
quasi	Latin	half, partly, resembling	quasi-official, quasi-judicial
quin	Greek	five	quintuplet
ram	Scand	strong, sharp	rambunctious
re	Latin	back, again	return, reread
recti	Latin	right, straight	rectilinear
regi	Latin	king	regicide, regime
reni	Latin	kidney	reniform
retro	Latin	backward	retrogress
rheo	Greek	flow, current, stream	rheoscope
rhino	Greek	nose	rhinology
rhizo	Greek	root	rhizocarpous
rhodo	Greek	rose	rhodolite
roto	Latin	roatary	rotogravure
salu	Latin	healthy	salubrius, salutary
sacchar	Greek	sugar	saccharin
sacro	Greek	flesh	sarcocarp
sapro	Greek	rotten	saprogenic
sauro	Greek	lizard	sauropod
scapho	Greek	boat	scaphoid
scie	Latin	know	conscience, science
schizo	Greek	split	schizogensis
sclero	Greek	hard	sclerometer
scrib, script	Latin	write	describe, ascribe, scripture
se	Latin	aside, apart	secede, seduce
sect	Latin	cut	intersect, section
sed	Latin	to sit, put under or entice	sedentary
seleno	Greek	moon	selenography
semi	Latin	half or partial	semicircle
sen	Latin	old	senile, senior
sense, sent	Latin	feel	sensitive, sentiment
sept	Latin	seven	septillion, septendecillion
seque	Latin	follow	sequence
seric	Latin	silk	sericin
servo	Latin	slave, servant	servometer
sesqui	Latin	one and a half	sesquicentennial
sess	Latin	set	session
seti	Latin	bristle	setiform
sex	Latin	sex	sextant
sidero	Greek	iron	siderolite
sidero	Latin	flint, silica, silicon	siliciferous
sinistr	Latin	left, on the left	sinsitral
sino	Latin	chinese	Sinologist
siphono	Greek	tube, siphon	siphonophore
sito	Greek	grain, food	sitosterol
socio	Latin	social	sociological, sociometry
soli	Latin	alone, solitary, or sun	solitary, solitude
solut, solv	Latin	loosen	solution, solvent
somato	Greek	body	somatotype
soni	Latin	sound	sonic
soph	Greek	wise	philosopher, sophistry
soror	Latin	sister	sororate, sorority
spe, spect	Latin	look	speciosity, spectator
spel	Latin	caves or words, pertaining to	speleology, spell
spermato	Greek	seed, sperm	spermatocyte
spermo	Greek	seed, germ, semen	spermophyte
sphen	Greek	wedge	sphenoid
sphygmo	Latin	the pulse	sphygmograph
spiro	Latin	respiration, coil, spiral	spirograph, spirochete
splanchno	Greek	ciscera	splanchnic
spleno	Greek	pertaining to an organ in man alone the stomach	splenomegaly
sta	Latin	stand firm	stable, stationary
staphylo	Greek	bunch of grapes, uvula	staphyloplasty
stearo	Greek	fat	stearoptene
steato	Greek	fat, tallow	steatopygia
stego	Greek	cover	stegasaur
stell	Latin	star	stelligerous
steno	Greek	narrow, close	stenosis
step	English	a family connection of remarriage of a parent. not by blood	stepbrother
stereo	Greek	solid pertaining to hardness solidity, three-dimensional	sterochemistry, sterogram, steroscope
stetho	Greek	chest	stethoscope
stomato	Greek	mouth	stomatoplasty
strepto	Greek	twined	streptococcus
struct	Latin	build	structure
stylo	Greek	column, pillar, tube	stylolite
stylo	Latin	style, styloid	stylography
sub, suc, suf, sug, sup, sus	Latin	under, subordinate	subterranean
subter	Latin	under, below	subterfuge, subternatural
sui	Latin	self	suicide, suijuris
sum, supt	Latin	spend, take up, total	consume, consumption
super	Latin	over, above, above in position	supercilious, supervisor
supra	Latin	above, equivalent to super, but emplasizing location or position	supraorbital
sy, sym, syn	Latin	with, along with, at the same time	sympathy, synchronized
tachisto	Greek	swiftest	tachistoscope
taco	Greek	speed	tachometer
tachy	Greek	swift	tachygraphy
tali	Latin	ankle	taligrade
tauro	Greek/Latin	bull	tauromachy
tauto	Greek	same	tautonym
taxo	Greek	arrangement, order	taxonomy
techno	Greek	art, skill	technique, technography
tele	Greek	far, distand or end, complete	telegraphy, telescope, telestitch
ten	Latin	hold	tenacious
tend, tens	Latin	stretch, proceed	extend, tendency, tension
teno	Greek	tendon	tenotomy
ter	Latin	thrice, three	tercen, terary, tercet
terato	Greek	monster	teratology
tetarto	Grek	one fourth	tetartohedral
tetra	Greek	four	tetrameter
thanato	Greek	death	thanatopsis
thaumato	Greek	miracle, wonder	thaumatology
theo	Greek	god	thearchy, theanthropic, theocracy
thio	Greek	sulfur	thionic, thionin
thoraco	Greek	a part of the trunk between the neck and abdomen in man and higher vertebrates	thoracoplasty
thrombo	Greek	blood clot	thrombocyte
tomo	Greek	a cut, section	thomgraphy
topo	Greek	place, local	topography, topology
tort	Latin	to twist	torticallis
toti	Latin	entire, entirely	totipalmation
toxico	Greek	poison, poisonous	toxicogenic
toxo	Latin	poison, poisonous	toxoplasmosis
tracheo	Latin	the esophogus	tracheotomy
trans	Latin	across, beyond	transit
trapezo	Greek	table, trapezium	trapexohedron
tri	Latin	three	tricycle, triangle
tricho	Greek	hair	trichocyst
tropho	Greek	nourishment	trophoplasm
tropo	Greek	turn, turning	tropophilous
turri	Latin	tower	turrical
ultra	Latin	going beyond, excessive	ultramodern, ultraviolet
un	Latin	not, negative or opposite	unfair, unformed
under	Latin?	lower in place, situation, grade, dignity, degree, extent or amount	underbrush, understudy, undersized, underfeed
uni	Latin	one	unilateral
urano	Greek	heavens	uranography
urb	Latin	city	urban
uro		urine or tail	urology, uropod
uxor	Latin	wife	uxorial, uxorious
varico	Latin	varicose, veins	varicocele
vaso	Latin	vessel	vasoconstrictor
vati	Latin	prophet, pertaining to	vaticide, vaticinal
ventri	Latin	abdomen	ventricose
ver	Latin	true, truth	verily, veritable
vermi	Latin	worm	vermifuge
vers, vert	Latin	changeable, whirl or spinning	converse, reverse, vertical
vice	Latin	in place of, deput	viceroy
vict	Latin	conquer	victory
vid, vis	Latin	see	evident, provision
vini, vino	Latin	wine	viniculture, vinosity
vit	Latin	live, life	vitality
vitri	Latin	glass	vitriform
vivi	Latin	living, life	vivacious, vivisection
voc	Latin	call	vocation, invoke
with	Latin	against, away	withstand
xantho	Greek	yellow	xanthophyll
xeno	Greek	alien, strange, guest	xenolith
xero	Greek	dry	xerophyte
xylo	Greek	wood	xylotomy
yester	English	previous occurrence	yesterday, yesternight
zoo	Greek	animal, living being	zodiac, zoology
zygo	Greek	yoke, yoked, yoke-shaped	zygodactyl
zymo	Greek	ferment, leaven	zymology

Suffix	Meaning	Example
-abio	life, production of or absence of	abiogenesis, abiotic
-able	capable of, worthy of, tending to, or having the quality of	noticeable
-acea, -aceae	a specific class, family or order	crustacea, rosaceae
-acious	capable of, worhty of, tending to, or having the quality of	capacious, pugnacious
-acity	quality of, abounding in	tenacity
-acv	state of being, or quality, state of pertaining to	accuracy
-ad	derived form related to	olympiad
-ade	action or process, a person or persons acting	renegade
-age	state of being, or quality, state of pertaining to	marriage, hostage
-agogue	leading, leader, course, withdrawing agent	synagogue
-al	state of being, or quality, state of	marital, causal
-an	designating or belong to, state, quality, act or condition	artisan, guardian
-ance	designating or belong to, sate, quality, act or condition	brilliance
-ancy	designating or belong to, sate, quality, act or condition	agency
-androus	male	polyandrous
-andry	males	polyandry
-ant	one who acts	registrant
-anthrop	man	philanthropy
-ar	pertaining to, connected with	secular
-ar	one who acts	bursar
-arch	final chief	monarch
-archy	rule, government	monarchy
-ard	one who acts ignominiously or does something excessively	drunkard, coward
-art	one who acts ignominiously or does something excessively	braggart
-ary	pertaining to, connected with	elementary
-aster	imperfect resembles or merely apes the true thing	criticaster
-ate	possessing or being diminutive, a state or condition, one who acts	incapacitate
-ble	capable of, worthy of, tending to or having the quality of	voluble
-bulia	will	abulia
-cade	procession	cavalcade, motorcade
-ced	move, yield	recede, secede
-cele	tumor	variocele
-cern	distinguish	discern, concern
-cess	move, yield	progress
-chroic	color of skin, plants
-chrom	color	Kodachrome
-cide	killing, act of	insecticide
-cious	capable of, worthy of, tending to or having the quality of	pugnacious, capacious
-cit	having the quality of rouse or call	incite
-clam	call, cry out	declaim
-clasis	a breaking	thromboclasis
-claud	shut	seclude, exclude
-cle	possessing or being, diminutives, a state or condition, one who acts	particle
-clino	lean	decline, incline
-clud	shut	seclude
-coele	cavity	blastocoele
-colous	inhabiting	nidicolous
-corn	horn, horned	longicorn
-costo	rib	costatomy
-cracy	rule	democracy, theocracy
-crat	ruler, member of ruling body	autocrat, technocrat
-cret	grown, rise	secretion
-crete	distinguish	discrete
-cule	possessing or being, diminutives, small	molecule
-cy	state of being, or quality, state of, pertaining to	hestiancy
-cyst	cell	trichocyst
-dactyl	finger, toe	pterodactyl
-dem	people	epidemic
-derm	skin	epidermis
-dendrom	tree	rhododendron
-dic	say	predict
-dom	possessing or being, diminutive a state or condition, one who acts	martyrdom, serfdom
-drome	running, course, or race course	hippodrome, airdrome
-duct	lead	conduct
-ectomy	excision	tonsillectomy
-eer	possessing or being, one who acts	auctioneer, engineer
-efy	rull of, abounding in, to make, stae of	defy, rarefy
-el	to make into, to practice, diminutive	feel
-emia	state or condition of blood	hyperemia
-en	made of, to make of, suggesting small	leaden, lessen, weaken
-ennial	yearly	centennial, perennial
-ent, -er	one who acts	student, teacher
-ery	occupation, businees, calling or condition	archery, cutlery, grocery
-escence	action or process, change, stae or condition	convalescense
-ese	small or diminutive, one who acts in the manner of	celanese, hournalese
-esque	small or diminutive, one who acts in the manner of	grotesque, picturesque
-ess	small or diminutive, one who acts in the manner of	waitress
-ette	small or diminutive, one who acts in the manner of	dinette, statuette
-facient	that makes or causes something	febrifacient
-fer	bear, carry	transfer, offer
-ferous	of, or relating to, bringing yielding, making or causing	odoriferous, carboniferous
-fest	a festive occasion	songfest
-fex	maker	spinifex
-fic	of, or relating to, bringing, yielding	pacific, soporific
-fid	divided, labed	pinnatifid
-florous	flowered, having flowers	uniflourous
-fold	of so many parts	twofold, manifold
-folious	having leaves	unifolious
-fuge	something that puts to flight	vermifuge
-ful	full of, abounding in, to make, state of	cheerful, masterful
-fy	to make, cause, render, become	magnify, amplify, unify
-gam	marriage	misogamy, polygamy
-gamous	united	polygamous
-gen	production of	endogen, hydrogen
-genic	producing, pertaining to a gene or genes	protogenic
-geny	origin	phylogeny
-gerous	hearing, producing	armigerous
-glot	tongue, language	polyglot
-gnathous	jaw	prognathous
-gnomy	knowledge	physiognomy, prognosis
-gon	angled, angular	polygon, pentagon
-gony	production, genesis	theogony, cosmogony
-grade	step	retrograde
-gram	write, written	monogram
-graph	write, written	paragraph, steographer
-gyno	woman	misogynist
-gynous	female sex	androgynous
-gyny	female	androgyny
-head	stae of being	godhead, maidenhead
-hedron	face	tetrahedron
-hood	full of abounding in, to make, state of designating or belong to	childhood, neighborhood
-ian	designating or belong to	guardian
-iatry	medical care	psychiatry
ible	capable of, worth of, tending to, or having the quality of	credible, horrible
-ic	of, pertaining to, similar or like	moronic, historic
-ical	of, pertaining to, similar or like	historical
-ice	act, quality, or state pertaining to like, one who acts	bustice, cowardice
-ier	possessing or being, diminutives stae or condition, one who acts	furrier
-ify	full of, abounding in, to make state of, move, do	testify
-ig	move, do	exigency
-il	act, quality or state, pertaining to, like one who acts	civil
-ile (fem)	act, quality or state, pertaining to, like one who acts	servile
-in	pertaining to	coffin, cousin
-ine	act, quality or state, pertaining to, like one who acts	heroine
-ing	expressing action	running, growing
-ion	state, condition or act of	insurrection, exhaustion
-ise	quality, condition or function	franchise, merchandise
-ish	acting like, in the nature of, or similar to	impish, selfish, mannish
-ism	art of, philosophy of, practice of	liberalism, Americanism
-ist	one who acts	philanthropist, atheist
-ite	possessing or being, diminutives, a state or condition, one who acts	favorite
-ity	condition, sate or degree to	gratuity, plenty
-ive	having the natture of, giving or tending toward	imaginative, collective
-ize	to make into, to practice	mesmerize, familiarize
-ject	hurl or throw	eject, projectile
-lagnia	coming together	algolagnia
-lalia	speech defect	acholalia
-latry	worship	idolatry
-lateral	side	unilateral, multilateral
-le	full, abounding in	teakettle, icicle
-lent	full of, abounding in	violent, fraudulent
-lepsy	seizure	epilepsy
-less	without, beyond the	fearless, useless
-like	resembling	childlike
-lith	stone	monolith
-locut	speck	elocution
-logue	speech	monologue, dialogue
-loguy	talk	soliloquy, somniloguy
-logy	knowledge, termination in writing, or in collection	theology, martyrology
-ly	similar in manner	dearly, fully, carefully
-lysis	a breaking down, loosening, decomposition	analysis, electrolysis, paralysis
-machy	fighting	logomachy
-mancy	divination	necromancy
-mania	exaggerated desire or love	bibliomania
-megaly	enlargement	acromegaly
-melia	a specific condition of the limbs	phocomelia
-ment	state, quality, or act of	detriment, entanglement
-mere	part	blastomere
-merous	having parts (specified number or type)	dimerous
-meter	measure	thermometer, barometer
-metric	measure	geometric
-metry	measure	chronometry
-mnesia	denting a certain type of memory	paramnesia
-mo	used to describe book sizes	sixteenmo, duodecimo
-mony	abstract condition, state or condition	acrimony, ceremony
-mycetes	fungi	myxomycetes
-nastic, -nasty	Bot: irregularity of cellular grown because of some pressure	hyponasty
-ness	abstract condition, state or condition	conscienceness
-noia	thought	paranoia
-nomy	distribution, arrangement, management	economy, astronomy
-nov	new	renovation
-ode	like, way, read	phyllode, anode, electrode
-odue	tooth	ceratodus
-odynia	pain	pododynia
-oid	resembling, like	alkaloid, ovoid
-ology	any science or branch of knowledge	meterorology, technology
-onym	word, name	pseudonym
-opia	a condition or sight, or of the visual organs	diplopia, remenalopia
-opsis	apparent liken as	coreopsis
-or	a person or thing that acts	actor, elevator, traitor
-orexia	desire, appetite	anorexia
-orium	a place or an instrument	emporium, moratorium
-ory	of, pertaining to, place of, or far	auditory, prohibitory
-ose	full of, abounding in, given to, like	jocose, otiose, verbose
-osis	action, process, state, condition	metamorphosis, tuberculosis
-otic	relationship to an action, process, state or condition	hypnotic, neurotic
-ous	state or quality	furious
-par	make ready	prepare
-parat	make ready	preparation
-parous	bearing, producing	oyiparous, viviparous
-pathy	suffering, feeling	sympathy, telepathy
-pel	urge, drive	propel
-penia	deficiency	leukopenia
-peri	around, beyond	periscope
-pet	seek, ask	petition, repeat
-petal	seeking	centripetal
-pexy	fixation
-phage	eating, devouring	bacteriophage
-phagous	eating, feeding in, devouring	hylophagous
-phagy	eating	anthropophagy
-phan	show	diaphanous, cellophane
-phane	resemblance, shining or transparent	cymophane, hydrophane
-phany	appearnace, manifestation
-phasia	referring to speech disorders	aphasia
-phile	loving, friendly, lover, friend	anglophile
-philia	abnormal liking or tending toward	hemophilia, necrophilia
--phobia	fear, dread	acrophobia, hydrophobia
-phone	sound	telephone, megaphone
-phore	bearer	gonophore
-phrenia	mental disorder	schizophrenia
-phyceae	seaweed	schizophyceae
-phyllous	having leaves, leaved	diphyllous, monophyllous
-plasia	plasmic growth	phypoplasia
-plasm	something formed or molded	protoplasm
-plast	formed, molded	protoplast
-plasty	formation	dermoplasty, neoplasty
-plegia	forms of paralysis	paraplegia
-pod	foot, footed	chiropody, tripod
-podium	footlike	pseudopodium
-poiesis	production	hermatopoiesis
-poietric	producing	menatopoietic
-polis	city	metropolis, Annapolis
-pon	place, put	postpone
-pos	place, put	oppose
-pter	wing, feather	hymenopter
-pterous	winged	dipterous
-puls	urge, drive	expulsion
-pygia	buttocks, pertaining to	callipygian, steatopygia
-rel	a diminutive or pejorative force	wastrel
-rrhagia	bursting forth	pronchorrhagia
-rrhaphy	suture	herniorrhaphy
-rrhea	flow, discharge	gonorrhea
-rrhexis	rupture
-rrhiza	root	mycorrhiza
-scope	see	microscope
-sect	cut	intersect, section
-secut	follow	persecute
-sepolous	one of the individual leaves or parts of the calyx of a flower	polysepalous
-ship	state or quality, art of skill	courtship, partnership
-sis	used to form abstract nounw of action, process, state, etc	thesis, aphesis
-soma	body	schiscosoma
-some	like or same	bothersome, quarrelsome
-sonous	sound	dissonous
-soph	wise	philosopher, sophistry
-sophy	science of	anthroposophy
-sphjere	layer	hemisphere, planisphere
-stat	standing, stationary, set	thermostat, rheostat
-ster (mas)	one who acts	teamster
-stichous	referring to rows	distichous
-stome	mouth, mouthlike	cyclostome
-stomous	mouth, mouthlike	monostomous
-stomy	mouth, mouthlike	cystostomy
-stress (fem)	one who acts	songstress
-taxy	arrangement, order	heterotaxy
-tect	cover	protect
-the	god	atheist, pantheism
-therm	heat, hot	isotherm
-thermy	heat	diathermy
-tome	cutting	microtome
-tomous	a cut or division of a certain kind	dichotomous
-tomy	a cutting	appendectomy
-tort	to twist	distort, extort
-tract	draw, draw from, pull	extract, tractor
-trix	one who acts in the manner of	aviatrix
-tron	an instrument	cyclotron
-trope	turning	heliotrope
-trophy	nourishment or growth	hypertrophy
-try	art or profession of, state or quality	forestry, ministry
-tude	art or profession of, state or quality	platitude, aptitude
-ty	condition, state or degree of	gratuity, plenty
-ule	diminutive force	globule, granule
-ulent	abounding in	fraudulent
-ulose	characterized by, abounding in	granulose, credulose
-ure	act or process, result of	adventure, tenure
-uret	combine or impregnate with	carburet
-urgy	work	dramaturgy, metallurgy
-uria	urine	dysuria
-valent	having worth or value, or valence	quadrivalent
-ven	come	convene
-vent	come	convention
-vince	conquer	convince
-vore	eating	carnivore
-vorous	eating	carnivorous, herbivorous