Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Galician
paa
←
Proto-Indo-European
*pak-slo-
(derived)
←
Proto-Indo-European
*pag-
(mention)
←
Latin
pāla
(derived)
←
Old Portuguese
paa
(derived)