Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Bulgarian
скръб
←
Old Church Slavonic
скръбь
(inherited)
←
Proto-Slavic
*skъrbъ
(inherited)
→
Bulgarian
скръбав
(affix)