Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Portuguese
geração
←
Latin
generatiō
(inherited)
←
Old Portuguese
geeraçon
(inherited)
←
Old Portuguese
(mention)
→
Galician
xeración
(cognate)
→
Portuguese
geracional
(suffix)