Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Polish
chudoba
←
Polish
chudy
(affix)
←
Polish
-oba
(affix)
←
Proto-Slavic
*xudoba
(inherited)
←
Old Polish
chudoba
(inherited)