Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
French
brusc
←
French
brusque
(doublet)
←
Italian
brusco
(derived)
←
Occitan
brusc
(borrowed)
→
French
brusque
(doublet)