Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Portuguese
separação
←
Latin
sēparātiōnem
(borrowed)
←
Latin
sēparātio
(mention)
←
Portuguese
separar
(affix)
←
Portuguese
-ção
(affix)