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SAT Prefixes/Roots

Prefixes and Roots needed for SAT

QuestionAnswer
a, ab, abs away, from, not; ex- absent, abnormal
ad, ac, af, ag to, together, forward; ex- adhere, accord, affect
ante before, earlier in time; antecedent
anti against; antidote, antisocial
arch first, original, chief; arch enemy, archetype
bi, bis two; biped, bisect
circ, circum around; circle, circumference
com, con together, with; combine, convene
contra, contro against, opposed; contradict, controversy
de down, not, opposite to; degrade, demerit
di, dif, dis apart, not; divide, differ, distract
epi upon, above; epicenter, epitome
eu true, honest; euphoninous, eulogy
equi equal, even; equality, equiable
ex, ej out, from; eject, exit, expel, exorcist
hyper above, over; hyperactive, hyperbole
hypo under, below; hypodermic, hypotonic
in in, into, within; inject, insight, inside
in, ir not; incredible, irregular
ill not; illicit
mal, male bad, ill; malady, malevolent
mega large; megabyte, megalith
mis wrong, bad; mistake, misplace
mono one, single; monologue, monotone
non not; nonplused, nonsense
ob block, against; obstruct, object
omni all, always; omnipotent, omnibus
per by means of; persist, perceive
peri around; periscope, perimeter
poly many, a lot; polygon, polygraph
post after, later; postdate, postpone
pre before, prior to; predict, preface
pro go forward, support; proceed, promote
re to do again, repeat; recall, return
retro backward; retrograde, retrospect
semi half, part; semiconscious
sub below, under; submerge, subway
syn, sym together, with; synchronize, symbiotic
super greater, above; superior, supervisor
trans to send, to move; transmit, transfer
un not; unclear, untie
uni one, singular; unit, unilateral
act to do, movement; action, active
auto self, oneself; autobiography
bas below, under; basement, basic
belli agressive, warlike; bellicose, belligerent
bene good; benefactor, benevolent
ced, cess go, give in; concede, recession
cred believable; credence, credible
dic, dict to speak; dictate, diction
equ equal, even; equally, equator
fac, fact make, do; facilitate, factor
fin end, limit; finish, finite, final
graph write, etch; monograph, graphics
log, ology word, study of; monologue, biology
mitt, miss to send; transmit, missive
neo, novo new; novice, neophyte
par equal; parity, parallel
phon sound; phonetic, euphonious
scrib, script write; prescribe, manuscript
sed to sit still, below; sedentary, sediment
sequ, secu to follow; sequel, consecutive
spec, spect see; spectacular, spectator, spector
sto, stat stand still, storage, statue
tac, tact, ten touch, feel, grasp; contact, tactile, tenacious
veri true, truth; verify, verisimilitude
Popular English Vocabulary sets

 

 



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