Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Galician
cervo
←
Latin
cervus
(inherited)
←
Old Portuguese
cervo
(inherited)
→
Galician
cerviño
(suffix)
→
Galician
cervún
(suffix)
→
Galician
cervato
(suffix)
→
Portuguese
cervo
(cognate)