Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Old French
plor
←
Old French
plorer
(mention)
←
Latin
plōrō
(mention)
→
French
pleur
(inherited)
→
Middle French
pleur
(derived)