Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Galician
morcego
←
Latin
mūs
(inherited)
←
Latin
caecus
(mention)
→
Spanish
murciélago
(cognate)
→
Galician
murar
(link)