Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Proto-Slavic
*pьrsty
→
Bulgarian
пръстен
(inherited)
→
Czech
prsten
(inherited)
→
Old Church Slavonic
прьстень
(inherited)
→
Macedonian
прстен
(inherited)
→
Polish
pierścień
(inherited)
→
Russian
перстень
(inherited)
→
Serbo-Croatian
prsten
(inherited)
→
Serbo-Croatian
прстен
(inherited)
→
Slovak
prsteň
(inherited)
→
Slovene
prstan
(inherited)
→
Silesian
piestrzyń
(inherited)
→
Ukrainian
перстень
(inherited)
→
Ukrainian
персцень
(inherited(uk/be))