Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Galician
tragar
←
Spanish
tragar
(cognate)
←
Portuguese
tragar
(cognate)
←
Old Portuguese
tragar
(inherited)
→
Galician
tragueira
(suffix)