Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Catalan
alegre
←
Latin
alacer
(inherited)
←
Latin
(mention)
→
Catalan
alegria
(affix)
→
Catalan
alegrement
(suffix)