Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Old French
arme
←
Latin
arma
(inherited)
→
French
arme
(inherited)
→
Middle French
arme
(inherited)
→
Irish
armas
(derived)
→
Norman
arme
(inherited)