Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Galician
gadoupa
←
Proto-Germanic
*ga-
(mention)
←
Galician
gaspeto
(mention)
←
Galician
agasallar
(mention)