Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Latin
altero
←
Latin
alter
(affix)
←
Latin
-ō
(affix)
←
Latin
alterātiō
(link)
→
Catalan
alterar
(derived)
→
Galician
alterar
(derived)
→
Portuguese
alterar
(derived)