Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Portuguese
alvitre
←
Latin
arbitrium
(inherited)
←
Portuguese
alvedrio
(doublet)
→
Portuguese
arbítrio
(doublet)
→
Portuguese
alvedrio
(doublet)