Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
French
Caen
←
Gaulish
*catu-
(derived)
←
Gaulish
*magos
(mention)
←
Proto-Celtic
*katus
(derived)
→
French
Caennais
(suffix)
→
French
caennais
(suffix)
→
Chinese
卡昂
(borrowed)