Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Proto-Slavic
*brьvьnò
→
Belarusian
бервяно
(derived)
→
Polish
bierwiono
(derived)
→
Old Polish
birzwno
(inherited)