Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Catalan
cuidar
←
Catalan
cogitar
(doublet)
←
Latin
cogitāre
(inherited)
←
Latin
cōgitō
(mention)
←
Old Occitan
cuidar
(inherited)
→
Catalan
cogitar
(doublet)