Print › GRE Common Prefixes

ab, abs: from, away from; abduct
ad, ac, af, ag, an, ap, ar, as, at: to, forward; accord
ambi: both; ambiguous
an, a: without; anarchy
ante: before; antecedent
anti: against, opposite ; antipathy
arch: chief, first; archibishop
be: over, thoroughly; befuddle
bi: two; biennial
cata: down ; catastrophe
circum: around ; circumnavigate
com, co, col, con, cor: with, together; combine
contra, contro: against; controversy
de: down, away; debase
demi: partly, half; demigod
di: two; dichotomy
dia: across; diagonal
dis, dif: not, apart; discord
dys: faulty, bad; dyslexia
ex, e: out; expel
extra, extro: beyond, outside; extracurricular
hyper: above, excesively; hyperbole
hypo: beneath, lower; hypoglycemia
in, il, im, ir: not; inefficient
in, il, im, ir: in, on, upon; invite
inter: between, among; intervene
intra, intro: within; intramural
macro: large, long; macrocosm
mega: great, million; megaton
meta: involving change; metamorphosis
micro: small; microscopic
mis: bad, improper; misdemeanor
mis: hatred; misogynist
mono: one; monarchy
multi: many; multicultural
neo: new; neonatal
non: not; noncommital
ob, oc, of, op: against; offend
olig: few; oligarchy (gov by few)
pan: all, every; panorama
para: beyond, related; parallel
per: through, completely; pervade
peri: around,near; perimeter
poly: many; polytheist
post: after; postapocalyptic
pre: before; preamble
prim: first; primadona
pro: forward, in favor of; proponent
proto: first; prototype
pseudo: false; pseudonm
re: again, back; reiterate
retro: backward; retrospect
se: away, aside; secede
semi: half, partly; semiconscious
sub, suc, suf, sug, sup, sus: under, les; suppress
super, sur: over, above; supernatural
syn, sym, syl, sys: with, together; synchronize
tele: far; teleport
trans: across; transport
ultra: beyond, excessive; ultracritical
un: not; unkept
under: below; underlying
uni: one; unison
vice: in place of; viceroy
with: away, against; withstand