Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Galician
mellorar
←
Latin
meliōrō
(mention)
←
Latin
melior
(inherited)
←
Old Portuguese
mellorar
(inherited)
→
Galician
medrar
(doublet)
→
Galician
mellora
(back-formation)
→
Galician
mellorable
(affix)
→
Galician
melloría
(suffix)
→
Galician
melloramento
(suffix)
→
Galician
desmellorar
(prefix)