Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Middle French
ouy
←
Middle French
non
(link)
←
Middle French
ouyr
(mention)
←
Old French
oil
(derived)
←
Old French
oï
(derived)