Examples: cartography card archaeology archetype monarchy legal loyal purse personal cinema kinase car carpenter hippopotamus Mesopotamia dative data date
...
Galician acorar
Spanish acorar (cognate)
Galician a- (prefix)
Galician cor (prefix)
Italian accorare (cognate)
Latin cor (derived)
Old Portuguese cor (derived)

Galician cor (link)
Galician acoro (back-formation)
Galician encorar (mention)