Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Proto-Slavic
*gъlkъ
→
Czech
hluk
(inherited)
→
Polish
zgiełk
(inherited)
→
Romanian
gâlceavă
(derived)
→
Russian
голк
(inherited)
→
Slovak
hluk
(inherited)