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