Ante-
Before
Auto-
Self
Bi-
Two
Circum-
Around
Af-
Toward
Co-, con-
Together, with
Contra-
Against
De-
Down from
Dia-
Across, through
Dipl-
Double
Dys-
Bad, difficult
Ectop-
Displaced
Ef-
Away from
Em- , en-
In, into
Endo-
Within
Epi-
Upon
Extra- ie: extracellular
Outside of
Hapl-
Single
Hem
Blood
Infra-
Below
Inter-
Between
Infra-
Within
ISO-
Same, equal
Mes-
Middle