Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Portuguese
merecer
←
Latin
merēre
(derived)
←
Latin
mereō
(mention)
→
Portuguese
desmerecer
(affix)
→
Portuguese
merecedor
(affix)