Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Old East Slavic
борода
←
Proto-Indo-European
*bʰardʰéh₂
(inherited)
←
Proto-Slavic
*bordà
(inherited)
→
Old East Slavic
брада
(doublet)