Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Old French
cuiracer
←
Old French
cuirace
(suffix)
←
Old French
er
(suffix)
←
Old French
-ier
(mention)
→
French
cuirassier
(mention)