Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Polish
ładunek
←
German
Ladung
(cognate)
←
Middle High German
ladunge
(borrowed)
←
Polish
ładować
(suffix)
←
Polish
unek
(suffix)