Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Belarusian
добры
←
Polish
dobry
(cognate)
←
Russian
до́брый
(cognate)
←
Proto-Slavic
*dobrъ
(inherited)
←
Ukrainian
до́брий
(cognate)