Prefix

ante-

before (time)

neo-

New (time)

post-

After (time)

pre-

Before (time)

auto-

Self (prefix)

eu-

Normal (prefix)

hetero-

Different (prefix)

homo-

Same (prefix)

per-

Through (prefix)

bi-

Two (prefix)

di-

Two (prefix)

hemi-

Half (prefix)

hyper-

Excessive (prefix)

hypo-

Insufficient/Below (prefix)
Insufficient is more correct in terms of quantity. And below is more correct in terms of direction.

micro-

Small (prefix)

mono-

One (prefix)

multi-

Many (prefix)

nulli-

None (prefix)

pan-

All (prefix)

poly-

Many (prefix)

primi-

First (prefix)

quadri-

Four (prefix)

tri-

Three (prefix)

ultra-

Excess (prefix)

uni-

One (prefix)

a-

Lack of or without (prefix)

an-

Without
(disease & abnormal conditions)

anti-

Against 
(disease & abnormal conditions)

brady-

Slow
(disease & abnormal conditions)

de-

Without
(disease & abnormal conditions)

dys-

Painful, difficult, abnormal 
(disease & abnormal conditions)

pachy-

Thick
(disease & abnormal conditions)

pseudo-

False
(disease & abnormal conditions)

tachy-

Fast
(disease & abnormal conditions)

endo-

Within, inner (prefix)

epi-

Above (prefix)

ex-

Outward (prefix)

infra-

Below (prefix)

in-

Inward (prefix)

inter-

Between (prefix)

intra-

Inside, within (prefix)

para-

Beside, two like parts of a pair (prefix)

peri-

Around (prefix)

retro-

Behind (prefix)

sub-

Under (prefix)

supra-

Above (prefix)

trans-

Across (prefix)

ante- (Direction or Body Position Prefix)

in front of

hypo- (Direction or Body Position)

Below (prefix)