Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
French
ergoter
←
French
ergot
(suffix)
←
French
er
(suffix)
→
French
ergotage
(suffix)
→
French
ergoteur
(suffix)