common prefixes

a, an

without

ab-

away, from

ad-

toward

ambi-

both

ante-

before

anti-

against

auto-

self

mega-

exceptionally large

meso-

middle

meta-

over, beyond

micro-

small

mono-

one

multi-

many

neo-

new

bi-

twice

brady-

slow

circum-

around

contra-

against

de-

down

dys-

painful, abnormal, difficult, bad

endo-

within

epi-

above

eu-

normal, good

ex-

outside of

hemi-

half

hyper-

above, excessive, increased

hypo-

below, decreased, insufficient

infra-

beneath

inter-

between, among

intra-

within, during

levo-

to the left

macro-

large

mal-

bad

nulli-

none

peri-

around

poly-

many

post-

after, behind

pre-, pro-

before

presby-

older age

primi-

first

pseudo-

fake

quadri-

four

retro-

behind

sten-

narrowed

sub-

under

super-, supra-

above, excess

sym-, syn-

together, with

tachy-

fast

trans-

across

tri-

tree

ultra-

beyond, excess

uni-

one