Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Catalan
rar
←
Latin
rārus
(inherited)
←
Old Occitan
rar
(inherited)
→
Catalan
rarament
(suffix)
→
Catalan
raresa
(affix)