Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Portuguese
geo-
←
Ancient Greek
γῆ
(derived)
→
Portuguese
geologia
(affix)
→
Portuguese
geomorfologia
(affix)
→
Portuguese
geográfico
(affix)
→
Portuguese
geólogo
(affix)
→
Portuguese
geoquímica
(affix)