Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Old Portuguese
baesteiro
←
Latin
ballistārius
(inherited)
←
Old Portuguese
baesta
(suffix)
←
Old Portuguese
eiro
(suffix)
→
Galician
besteiro
(inherited)
→
Portuguese
besteiro
(inherited)