Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Galician
baixel
←
Catalan
vaixell
(borrowed)
←
Spanish
bajel
(cognate)
←
Galician
vaixela
(doublet)
←
Latin
vascellum
(derived)