Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Occitan
agradar
←
Catalan
agradar
(mention)
←
French
agréer
(mention)
←
Latin
grātum
(derived)
←
Latin
grātus
(mention)
←
Occitan
grat
(mention)