Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Galician
broca
←
Catalan
broca
(cognate)
←
Spanish
broca
(cognate)
←
French
broche
(cognate)
←
Galician
abrocamento
(mention)
←
Galician
broche
(doublet)
←
Latin
broccus
(derived)
←
Portuguese
broca
(cognate)