Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Portuguese
conselho
←
Latin
cōnsilium
(inherited)
←
Portuguese
consílio
(doublet)
←
Old Portuguese
consello
(inherited)
→
Galician
consello
(cognate)
→
Portuguese
aconselhar
(affix)