Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
English
Polchlopek
←
Polish
Półchłopek
(derived)
←
Polish
pół-
(affix)
←
Polish
chłop
(affix)
←
Polish
-ek
(affix)