positions and directions

ab-, abs-

away from

ambi-

both sides

ante-

before, forward

circum- and peri-

around

cycl-

circle, cycle

dextr-, dextro-

right side

de-

away from, ending

dia- and trans

across, through

ect-, ecto-, exo-

outer; outside

en-

inside

end-, endo-, ent-, enter-, entero-

within; inner

epi-

upon, outside of

ex-, extra-

beyond

infra-

beneath; below

inter-

between

intra-

within

meso-

middle

meta-

beyond, change

para-

alongside, abnormal

per-

through

post-

behind, after

pre-

before, in front

retro-

backward, behind

sinistr-, sinistro-

left, left side

sub-

under

super-

above

supra-

above, upon

sy-, syl-, sym-, syn-, sys-

together