Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Galician
estornillo
←
Spanish
estornino
(cognate)
←
Galician
-illo
(mention)
←
Latin
-culus
(derived)
←
Latin
sturnus
(derived)
←
Portuguese
estorninho
(cognate)