Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Portuguese
pleno
←
Latin
plēnus
(borrowed)
←
Latin
plenus
(mention)
←
Portuguese
cheio
(doublet)
→
Portuguese
cheio
(doublet)
→
Portuguese
plenamente
(affix)