Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Russian
осно́ва
→
Belarusian
аснова
(cognate)
→
Russian
начало
(link)
→
Russian
основать
(mention)
→
Russian
основной
(affix)
→
Russian
основополагающий
(affix)