Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Galician
montar
←
Old French
monter
(derived)
←
Latin
*mōntō
(mention)
←
Latin
mōns
(derived)
←
Old Portuguese
montar
(inherited)
→
Galician
montacargas
(affix)