Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Galician
compor
←
Latin
compōnere
(inherited)
←
Latin
compōno
(mention)
←
Old Portuguese
compõer
(inherited)
→
Galician
descompor
(prefix)