Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Galician
petroleiro
←
Galician
petróleo
(suffix)
←
Galician
eiro
(suffix)
→
Galician
superpetroleiro
(prefix)