Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Bulgarian
зобя
←
Proto-Slavic
*zobati
(inherited)
←
Proto-Slavic
*zobiti
(inherited)
←
Proto-Slavic
*zobь
(cognate)
→
Bulgarian
зоб
(link)