Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Portuguese
gastro-
←
Ancient Greek
γαστήρ
(derived)
→
Portuguese
gastrointestinal
(affix)
→
Portuguese
gastronomia
(affix)
→
Portuguese
gástrico
(affix)