Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Catalan
xampany
←
Catalan
campanya
(doublet)
←
French
champagne
(borrowed)
←
French
Champagne
(mention)
→
Catalan
campanya
(doublet)