Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Latin
arenarius
←
Latin
arēna
(suffix)
←
Latin
ārius
(suffix)
→
English
arenarious
(derived)
→
Galician
arneiro
(derived)