Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Old French
achever
→
English
achievement
(mention)
→
English
achieve
(derived)
→
French
achever
(inherited)
→
Old French
achevement
(suffix)
→
Norman
ag'ver
(inherited)