Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Belarusian
пас
←
Belarusian
по́яс
(doublet)
←
Polish
pas
(borrowed)
←
Proto-Slavic
*pȍjāsъ
(derived)
→
Belarusian
пояс
(doublet)