Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Proto-Slavic
*grebenь
→
Bulgarian
гребен
(inherited)
→
Serbo-Croatian
гребен
(inherited)
→
Serbo-Croatian
greben
(inherited)