Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Portuguese
artro-
←
Ancient Greek
ἄρθρον
(derived)
→
Portuguese
artroscopia
(affix)
→
Portuguese
artropatia
(affix)
→
Portuguese
artrologia
(affix)
→
Portuguese
artrotomia
(affix)
→
Portuguese
artrografia
(affix)