Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Bulgarian
върчва
→
Serbo-Croatian
vrč
(cognate)
→
Serbo-Croatian
врч
(cognate)
→
Slovene
vrč
(cognate)