Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Portuguese
copeiro
←
Portuguese
copa
(affix)
←
Portuguese
-eiro
(affix)
←
Portuguese
copo
(affix)
←
Portuguese
-eiro
(affix)