Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
French
racheter
←
French
re
(prefix)
←
French
acheter
(prefix)
←
Middle French
racheter
(inherited)
←
Old French
rachater
(inherited)
→
French
racheteur
(suffix)