Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Galician
zapateiro
←
Spanish
zapatero
(cognate)
←
Galician
zapato
(suffix)
←
Galician
eiro
(suffix)
←
Portuguese
sapateiro
(cognate)