PSAT/SAT Roots, Prefixes, & Suffixes

a-/an-

without, not

ab-/abs-

away from

ad-

toward

ambi-

both

anti- / contra-/counter-

against

bene- / bene

good

bi-

two

circum-

around

co-/com-/con-

together

de-

down, away, reverse

dis-

apart, not

en-/em-

cause to, put into

ex-/e-

out

extra- / ultra-

beyond

hyper-

excessive, above

hypo-

under, below

in-/im-/il-/ir- / non-

not

inter-

between

intra-

within

mal-

bad

mis-

wrongly

mono- / uni-

one

multi- / poly

many

post-

after

pre-

before

pro-

forward, in favor

re-

again, back

retro-

backward

semi-

half

sub-

under

super-

above

trans-

across, change

tri-

three

act

do

ann

year

aud

hear

brev

short

cap/capt

take

ced/ceed/cess

go

cent

hundred

chron / tempor

time

cid/cis / sec/sect

cut, kill

clam/claim

shout

corp

body

cred

believe

curr/curs

run

dict

say

duc/duct

lead

fac/fact

make/do

fer / port

carry

fid

trust

fin

end/boundary

flex/flect

bend

form / morph

shape, form

fract/frag / rupt

break

gen / nat

birth, origin

grad/gress

step/go

ject

throw

jur/jus

law

lect/leg

choose/read

loc / pos/pon

place

loqu/locut

speak

manu

hand

mit/miss

send

mort

death

mov/mot

move

mut

change

nom/nym

name

nov

new

pac

peace

path

feeling/suffering

ped

foot

pel/puls

drive

pend

hang/weigh

prim

first

psych

mind

reg

rule

scrib/script / graph

write, record

sens/sent

feel

sequ/sec

follow

sol

alone

spec/spect / scope

look, view

spir

breathe

stat/stit

stand/place

tact/tang

touch

ten/tent

hold

geo / terr

earth

tract

pull

vac

empty

ven/vent

come

ver

truth

vid/vis

see

voc/vok

call

anthrop

human

auto

self

bio

life

demo

people

hetero

different

homo

same

hydr

water