Prefixes

Time/Speed

Ante- , Pre- : before

Pro- : before, on behalf on

Brady- : slow

Tachy- : fast

Direction/Position

Ab-: away

Ad-: toward

Circum-, Peri-: around

Dia-, Trans-: through

E-, Ec-, Ex-: out

Ecto-, Exo-, Extra-: outside

En-, Endo-, Intra-: in, inside

Epi-: upon

Sub-: beneath

Inter-: between

Size/Quantity

Oligo-: few

Pan-: all

Other

Con-, Syn-, Sym-: with, together

Dys-: bad

Eu-: good