Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Old French
esjoir
←
Old French
es
(prefix)
←
Old French
joir
(prefix)
→
Middle French
esiouyr
(derived)
→
Old French
resjoir
(prefix)