Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Polish
por
←
Ancient Greek
πόρος
(derived)
←
Italian
porro
(borrowed)
←
Latin
porrum
(derived)
←
Latin
porus
(borrowed)