Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Spanish
galleguismo
←
Spanish
gallego
(suffix)
←
Spanish
ismo
(suffix)
←
Galician
galeguismo
(cognate)
←
Portuguese
galeguismo
(cognate)
→
Galician
galeguismo
(cognate)
→
Portuguese
galeguismo
(cognate)