Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Portuguese
optar
←
Latin
optāre
(borrowed)
←
Latin
optō
(mention)
←
Portuguese
outar
(mention)
→
Portuguese
cooptar
(affix)