Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Bulgarian
струп
←
Proto-Slavic
*strupъ
(inherited)
←
Proto-Slavic
*strǫpъ
(mention)
→
Bulgarian
струпей
(affix)