Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Old French
jeun
←
Latin
iēiūnus
(inherited)
→
French
jeûne
(inherited)
→
French
jeun
(inherited)
→
Old French
jeuner
(suffix)