Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Bulgarian
вреща
←
Proto-Slavic
*verťa
(inherited)
←
Proto-Slavic
*verťь
(cognate)
→
Macedonian
вреќа
(cognate)