Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Portuguese
-oma
←
Ancient Greek
-ωμα
(borrowed)
→
Portuguese
adenoma
(affix)
→
Portuguese
linfoma
(affix)
→
Portuguese
acantoma
(affix)