Examples: cartography card archaeology archetype monarchy legal loyal purse personal cinema kinase car carpenter hippopotamus Mesopotamia dative data date
...
Portuguese poli-
Ancient Greek πολύς (derived)

Portuguese poligamia (affix)
Portuguese polipeptídico (affix)
Portuguese poliamor (affix)
Portuguese polissintético (affix)
Portuguese polissilábico (affix)
Portuguese polissílabo (affix)
Portuguese polissema (affix)