Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Catalan
mercat
←
Latin
mercātus
(inherited)
←
Old Occitan
mercat
(inherited)
→
Catalan
mercader
(suffix)
→
Catalan
supermercat
(prefix)