Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Proto-Slavic
*svьrčь
→
Bulgarian
цвърчок
(inherited)
→
Czech
cvrček
(derived)
→
Polish
świerszcz
(inherited)
→
Russian
сверчок
(inherited)
→
Slovak
svrček
(derived)
→
Slovene
cvrček
(derived)