Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Catalan
perit
←
Catalan
pèrit
(alter)
←
Catalan
pericial
(link)
←
Catalan
peritar
(link)
←
Latin
perītus
(derived)