Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Catalan
deute
←
Spanish
deuda
(cognate)
←
French
dette
(cognate)
←
Latin
debitum
(inherited)
←
Occitan
deute
(cognate)
→
Catalan
endeutar
(confix)