Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Galician
ferreiro
←
Spanish
herrero
(cognate)
←
Galician
ferro
(suffix)
←
Galician
eiro
(suffix)
←
Latin
ferrārius
(inherited)
←
Latin
ferrum
(mention)
←
Old Portuguese
ferreiro
(inherited)
→
Galician
ferrado
(link)
→
Galician
Ferreiro
(mention)
→
Portuguese
ferreiro
(cognate)