Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Galician
castaña
←
Ancient Greek
καστάνεια
(derived)
←
Latin
castanea
(inherited)
←
Old Portuguese
castanna
(inherited)
→
Galician
castaña da terra
(mention)