Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Catalan
daga
←
Latin
*daca
(derived)
←
Old Occitan
daga
(inherited)
→
Catalan
dalla
(mention)
→
Occitan
dalha
(cognate)