Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Proto-Slavic
*plъtъ
→
Bulgarian
плот
(derived)
→
Czech
plť
(inherited)
→
Slovak
plť
(inherited)
→
Old Polish
płet
(inherited)