Prefixes

a- or an-

no, not, or without

ab- or abs-

away from, apart from,or down

anti-

against

bi-

two

circu- or circum-

around

co-, col-, com- or con-

with, together

contra-, contro-, or counter-

against

de-

away from

deca-

ten

extra-

outside, beyond

fore-

in front of

geo-

earth

hyper-

above, over

il-

not

mal- or male-

evil

multi-

many

ob-

blocking

omni-

all

out-

external

que-, quer-, or ques-

ask

re-

back, again

semi-

half

super- or sur-

over, more, or above

tele-

far

trans-

across

un-

not

ad-

toward or near

ambi- or amphi-

both, or on both sides

ant- or ante-

before

cent- or centri-

hundred or hundredth

dis-

opposite of

dys-

faulty or abnormal

e- or ex-

out of or from

em- or en-

cause to or put into

hex- or sex-

six

hypo-

beneath, less than, or under

in- or im-

not or without; inside or into

inter-

among or between

med- or medi-

middle

mega-

very large

mis-

wrongly

mono-

one

non-

not or without

nov-, neo-, or nou-

new

oct-

eight

para-

beside

pan- or pant-

all or everyone

pent-

five

poly-

many

post-

after

pre-

before or in front of

pro-

to go forth or put forth

quad-, quar-, or quat-

four

quin- or quint-

five

se-

apart or away

sept-

seven

sub- or sup-

under

sym- or syn-

together or the same