Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Galician
extremo
←
Latin
extremus
(derived)
→
Galician
estremo
(doublet)
→
Galician
extremidade
(suffix)
→
Galician
extremismo
(affix)
→
Galician
extremista
(affix)