Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Galician
Abanqueiro
←
Proto-Celtic
*abanko-
(derived)
←
Proto-Celtic
*abū
(derived)
←
Franco-Provençal
avan
(cognate)
←
Latin
-arius
(mention)