ASVAB Prefixes

first syllable

A-

no, not

ab- or abs-

away,from

anti-

against

bi-

two

Circum-

around

com- or con-

with, together

contra- 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, bad

ob-

blocking

omni-

all

out-

external

que-, quer, or ques-

ask

re-

back, again

semi-

half

super-

over, more

tele-

far

trans-

across

un-

not