Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Proto-Slavic
*mъrgati
→
Czech
mrhat
(inherited)
→
Polish
mrugać
(derived)
→
Polish
margać
(inherited)
→
Russian
моргать
(derived)