Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Old French
set
←
Old French
savoir
(mention)
←
Latin
septem
(inherited)
→
French
sept
(inherited)
→
Middle French
sept
(inherited)
→
Norman
saept
(inherited)