Vocabulary Prefixes, Roots, and Suffixes for the SAT

Your time with the vocabulary section of the SAT will be easier if you take the time to master some basic prefixes, roots, and suffixes ahead of time. Knowing these word parts can help you determine the meaning of unfamiliar words. Do your best to add the word parts in the following tables to your knowledge base.

Prefixes

a–, an– = not, without	circum– = around	peri– = around
ab– = away from	co–, con–, col–, cor– = with	poly– = many
ad– = toward, addition	contra–, counter– = against	post– = after
anim– = life, spirit	de–, ex– = out of, away from	pre– = before
ante– = before	extra– = beyond, outside	pro– = big, much
anti– = opposite	hetero– = other	re–, retro– = back, again
auc–, aug– = increase	homo– = same	se– = apart
aud–, aur– = hear	hyper– = above	sub–, suc–, suf– = below
auto– = self	hypo– = under	super–, sur– = over, above
ben–, bon–, eu– = good	il–, im–, in–, ir–, non– = not	syn–, sym– = together, with
brev– = short	inter– = between	trans– = across, beyond
caco–, dys– = bad, abnormal	intra– = within	ultra–, outr– = beyond
ceiv–, cept–, capt– = take	mal–, mis–, ne– = bad	vice– = in place of

Roots

ambu = walk, move	fract, frag, frai = break	pug = war, fight
andro = man	gnos = knowledge	rupt = break
anthro = human	grad, gress = to go	sanct = holy
bellu, belli = war, fight	greg = group, herd	scien = knowledge
carn = flesh	gyn = woman	senti = feeling
clam, claim = shout	her, hes = to stick	somn, sop = sleep
clin = lean, bend	jac, ject = to throw	son = sound
clud, clus, claus = close	loq, log, loc, lix = talk	soph = wise
cred = trust, belief	luc, lum, lus = light, clear	spec = look
demo– = people	meta, mut = change	term = end, boundary
dog, dox = thought, idea	morph = shape	terr = earth
duc, duct = to lead, pull	narco = sleep	theo = God
ev = time, age	omni = all	ven = come
fac = to do, make	oper = work	vid, vis = to see
fiss = break, part	pac, plac = peace, calm	voc, voke = call
flict = strike	path = feeling	vol = roll, turn
fort = strength	phon = sound	xen = stranger

Suffixes

–able, –ible = capable of	–cide = to kill	–ist = a person
–ate, –ify,–efy, –ize, –ise = make	–cis = cut	–logy, –ology = study
–cess, –cede = to go, yield	–ette, –illo = little	–ous = full of

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