Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Polish
obżarstwo
←
Czech
obžerství
(cognate)
←
Polish
obżerać
(suffix)
←
Polish
stwo
(suffix)
←
Russian
обжо́рство
(cognate)