Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Portuguese
duplo
←
Latin
dūplus
(borrowed)
←
Portuguese
dobro
(doublet)
→
Portuguese
dobro
(doublet)
→
Portuguese
dupla
(mention)
→
Portuguese
duplo vê
(mention)