Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Bulgarian
дроб
←
Bulgarian
бял дроб
(mention)
←
Bulgarian
черен дроб
(mention)
←
Russian
дробь
(borrowed)
←
Proto-Slavic
*drobъ
(inherited)
←
Proto-Slavic
*drobь
(derived)
→
Bulgarian
дробен
(affix)
→
Romanian
drob
(borrowed)