Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Galician
oleiro
←
Galician
ola
(suffix)
←
Galician
eiro
(suffix)
←
Latin
ōlla
(inherited)
→
Galician
ola
(link)