Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Occitan
tèrra
←
Latin
terra
(inherited)
←
Old Occitan
terra
(inherited)
→
French
terre
(cognate)
→
Occitan
Tèrra
(mention)