Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Galician
pincho
←
Spanish
pincho
(borrowed)
←
Galician
pinchar
(back-formation)
←
Galician
pinchar
(link)
←
Galician
pincheira
(link)