Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Galician
araña
←
Spanish
araña
(cognate)
←
Galician
raña
(doublet)
←
Latin
arānea
(inherited)
←
Portuguese
aranha
(cognate)
←
Old Portuguese
aranna
(inherited)
→
Galician
raña
(doublet)
→
Galician
arañeira
(suffix)