Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Catalan
crueltat
←
Catalan
cruel
(suffix)
←
Catalan
tat
(suffix)
←
Latin
crudelitas
(inherited)
←
Old Occitan
(inherited)