Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
French
cadière
←
French
cathèdre
(doublet)
←
Latin
cathedra
(derived)
←
Old Occitan
cadera
(borrowed)
←
Old Occitan
cadieira
(mention)