Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Proto-Slavic
*dobь
→
Old Church Slavonic
добръ
(derived)
→
Serbo-Croatian
dob
(inherited)
→
Serbo-Croatian
доб
(inherited)