Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Old French
boche
←
Latin
bucca
(inherited)
→
French
bouche
(inherited)
→
Middle French
bouche
(inherited)
→
Old French
bochete
(suffix)
→
Norman
bouoche
(inherited)
→
Old Occitan
bocha
(cognate)