ex-
Bsp: exogen
intra-
Bsp: intravenös
in-
Bsp: Infektion
extra-
Bsp: extrapleural
endo-
Bsp: endogene
ekto-
Bsp: Ektotoxin
sub-
Bsp: sublingual
epi-
Bsp: epidural
supra-
Bsp: supraletal