Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Bulgarian
бивш
←
Bulgarian
бим
(cognate)
←
Bulgarian
би́да
(affix)
←
Bulgarian
-вш
(affix)
←
Proto-Slavic
*byvъšь
(inherited)