Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Galician
allada
←
Spanish
ajada
(cognate)
←
Galician
allo
(suffix)
←
Galician
ada
(suffix)
←
Italian
agliata
(cognate)