Prefixes and Suffixes (ATI TEAS ENGLISH)

bi-

two

mono-

one, single

poly-

many

semi-

half, partly

uni-

one

a-

in, on, of, up, to (or in negation, it means without, lacking)

ab-

from, away, off

ad-

to, toward

ante-

before, previous

anti-

against, opposing

cata-

down, away, throroughly

circum-

around

com-

with, together, very

contra-

against, opposing

de-

from

dia-

through, across, apart

dis-

away, off, down, not

epi-

upon

ex-

out

hypo-

under, beneath

inter-

among, between

intra-

within

ob-

against, opposing

per-

through

peri-

around

post-

after, following

pre-

before, previous

pro-

forward, in place of

retro-

back, backward

sub-

under, beneath

super-

above, extra

trans-

across, beyond, over

ultra-

beyond, excessively

in-

not, opposing

non-

not

un-

not, reverse of

belli-

war, warlike

bene-

good, well

equi-

equal

for-

away, off, from

fore-

previous

homo-

same, equal

hyper-

excessive, over

in-

in, into

magn-

large

mal-

bad, poorly, not

mis-

bad, poorly, not

mor-

death

neo-

new

omni-

all, everywhere

ortho-

righht, straight

ortho-

right, straight

pan-

all, entire

para-

beside, beyond

phil-

love, like

prim-

first, early

re-

bakward, again

re-

backward, again

vis-

to see

-able

capable of being

-esque

in th style of, like

-ful

filled with, marked by

-ic

make, cause

-ish

suggesting, like

-less

lacking, without

-ous

marked by, given to

-acy

state, condition

-ance

act, condition, fact

-ard

one that does excessively

-ation

action, state, result

-dom

state, rank, condition

-er (-or)

office, action

-ess

feminine

-hood

state, condition

-ion

action, result, state

-ism

act, manner, doctrine

-ist

worker, follower

-ity (-ty)

state, quality, condition

-ment

result, action

-ness

quality, state

-ship

position

-sion (-ition)

state, result

-th

act, state, quality

-tude

quality, state, result

-ate

having, showing

-en

cause to be, become

-fy

make, cause to have

-ize

cause to be, treat with