SAT Common Roots and Prefixes

Co, Con

with

positive

converse = speak with

Multi

many

positive

multitude = many, numerous

Poly

many

positive

polymath = person accomplished in many fields

Pro

in favor of

positive

proponent = one who is in favor of something

Ver

true

positive

verity = truth

Vit

life

positive

revitalize = bring back to life

An(a)

not, without

negative

anaerobic = without oxygen

Anti

against

negative

antipathy = dislike

Contra

against

negative

contrarian = one who is constantly against things

De

off, from

negative

desalinate = remove salt from

Dis

lack of

negative

disinterested = not having an interest in

Fict

false

negative

fictitious = not real

In, Un

not

negative

insignificant = not significant

Ob, Op

against

negative

opponent = someone a person is against

Ante

before

antecedent = one who came before

Chron

time

chronic = ongoing (all the time)

Cog

think

cognition = thinking

E, Ex

from

exude = discharge

(something that is exuded comes from something else)

Hetero

different

heterogeneous = consisting of different things

Homo

same

homogeneous = consisting of the same things

Peri

around

periphery = around the edges

Re

again
replicate = do again in the same way

Sent

feel

sentient = capable of feeling

Spec

see

spectacle = something that is highly visible

Seq

follow

sequential = one following the other

Temp

time

temporary = lasting a short time

Terr

earth

terrestrial = earth-dwelling

Trans

through

transport = move through

A

not
anomaly = unusual, unexpected

Nom

name
anomaly = without a name → unlike others