Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Galician
escaleira
←
Spanish
escalera
(borrowed)
←
Galician
esqueira
(mention)
←
Latin
scalae
(derived)
→
Galician
esqueira
(doublet)