Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Occitan
còire
←
Catalan
coure
(cognate)
←
French
cuire
(cognate)
←
Franco-Provençal
couére
(cognate)
←
Latin
coquere
(inherited)
←
Latin
coquō
(mention)
←
Old Occitan
(inherited)
→
Catalan
coure
(cognate)