Prefixes

a-, an-

no, not, without

aut-, auto-

self, own

dia-

complete, through

endo-

within

epi-

above, upon

ex-, exo-

out, outside of, outward

hyper-

excessive, above, more than normal

hypo-

deficient, below, under, less than normal

in-

into, in

peri-

surrounding, around

pro-

before, forward

re-

back, backward, again

retro-

behind

sub-

below, under

trans-

across, through

ab-

away from

ad-

toward

ana-

up, apart

ante-

before, forward

anti-

against

bi-

two

brady-

slow

cata-

down

con-

with, together

contra-

against, opposite

de-

down, lack of

dia-

through, complete

dys-

abnormal, bad, difficult, painful

ec-, ecto-

out, outside

endo-

in, within

eu-

good, normal

ex-

out, outside

hemi-

half

in-

not or into, within

infra-

beneath, under

intra-

in, within, into

macro-

large

mal-

bad

meta-

beyond, change

micro-

small

neo-

new

pan-

all

para-

abnormal, beside, near

per-

through

poly-

many, much

pros-

before, forward

re-

back, again

supra-

above, upper

syn-, sym-

together, with

tachy-

fast

ultra-

beyond, excess

uni-

one

inter-

between