Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Portuguese
ictiólogo
←
Ancient Greek
ἰχθύς
(derived)
←
Portuguese
ictio-
(affix)
←
Portuguese
-logo
(affix)