SAT Roots

a-, an-

not (atypical)

ab-, abs-

away from (abstract)

ad-

toward (adjacent)

ambi

both (ambidextrous)

ante-

before (anticedent)

anti-

against (antisocial)

auto-

self (autobiography)

bene-

good (benfit)

bi-

two (bicycle)

bio-

life (biology)

cata-

down (cataclysm)

circum-

around (circumference)

co-, com-, con-

with, together (cooperate, combine, consensus)

contra-, counter-

aganist (contrary)

de-

reduce (devalue)

dia-

across (diameter)

dis-

not (disagree)

dys-

bad (dystopia)

e-, ex-

out (extract)

em-, en-

in (embed)

epi-

upon (epedemic)

eu-

euphoria

extra-

beyond (extracurriculars)

fore-

before (forehead)

geo-

earth (geography)

hetero-

different (heterosexual)

homo-

same (homosexual)

hyper-

over (hyperactive)

hypo-

under (hypothermia)

il-, im-, in-, ir-

not (illegal, impossible, inactive, irregular)

inter-

between (international)

intra-

within (intracellular)

macro-

large (macroscopic)

mal-

bad (malfunction)

mega-

large (megabyte)

meta-

after (metamorphosis)

mirco-

small (microscope)

mid-

middle (midterm)

mis-

wrong (mistake)

mono-

one (monopoly)

multi-

multiple (multiplayer)

neo-

new (neoliberalism)

non-

not (nonfiction)

ob-

against (obstruct))

omni-

all (omnivore)

pan-

all (pandemic)

para-

beyond (parasocial)

per-

through (persistent)

peri-

around (perimeter)

poly-

many (polynomial)

post-

after (postgraduate)

pre-

before (precede)

pro-

forward (progress)

pseudo-

fake (pseudoscience)

quasi-

resembling (quasi-war)

re-

again (recall)

retro-

backward (retrospect)

semi-

half (semicircle)

sub-

under (submarine)

super-

beyond (supernatural)

syn-, sym-

together (synchronize)

tele-

distant (telescope)

trans-

across (transport)

tri-

three (triangle)

ultra-

beyond (ultrasonic)

un-

not (unlikely)

one-

one (universe)

vice-

in place of (vice-president)

-able, -ible

capable of (adaptable)

-acy

state or quality (democracy)

-age

action (usage)

-al

relating to (national)

-ance, -ence

action (difference)

-ant, -ent

preforming (assistant)

-ary

relating to (dictionary)

-ate

to make (coordinate)

-cide

killing (homicide)

-cracy

government (democracy)

-dom

state of being (freedom)

-eer

person engaged in (engineer)

-en

to make (strengthen)

-er, -or

person who preforms action (teacher)

-esque

in the style of (picturesque)

-ful

full of (beatiful)

-hood

state (brotherhood)

-ian

relating to (historian)

-ic

relating to (heroic)

-ify, -fy

to make (modify)

-ism

belief (capitalism)

-ist

one who practices (capitalist)

-ity, -ty

quality (honesty)

-ive

having nature of (creative)

-ize, -ise

to render (criticize)

-less

without (homeless)

-logy

study of (biology)

-ly

in what manner (slowly)

-ment

state or condition (development)

-ness

state (darkness)

-oid

resembling (humanoid)

-ology

study of (biology)