Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Galician
labrar
←
Galician
laborar
(doublet)
←
Latin
labōrō
(inherited)
←
Old Portuguese
lavrar
(inherited)
→
Galician
labrada
(mention)
→
Galician
labrego
(suffix)