Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Galician
dos
←
Galician
de
(mention)
←
Galician
os
(mention)
←
Portuguese
dos
(mention)
←
Portuguese
de
(mention)
←
Portuguese
os
(mention)