Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Portuguese
conselheiro
←
Spanish
consejero
(cognate)
←
Galician
conselleiro
(cognate)
←
Latin
cōnsiliārius
(inherited)
←
Old Portuguese
conselleyro
(inherited)
→
Spanish
consejero
(cognate)