Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Portuguese
Alessandro
←
Italian
Alessandro
(borrowed)
←
Portuguese
Alexandre
(doublet)
←
Portuguese
Alexander
(mention)
→
Portuguese
Alexander
(mention)
→
Portuguese
Alexandre
(doublet)