Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Galician
lufiada
←
Proto-Germanic
*lōfô
(derived)
←
Galician
*lufia
(suffix)
←
Galician
ada
(suffix)