Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
French
sapin
←
Gaulish
*sappos
(mention)
←
Latin
sappinus
(mention)
←
Latin
pinus
(mention)
→
French
sapinière
(suffix)