Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Galician
cervún
←
Spanish
cervuno
(cognate)
←
Galician
cervo
(suffix)
←
Galician
ún
(suffix)
→
Galician
cervúa
(mention)