Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Proto-Slavic
*dǫbrova
→
Old Church Slavonic
дѫбрава
(inherited)
→
Polish
dąbrowa
(inherited)
→
Russian
дубрава
(mention)