Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Ukrainian
посере́дній
→
Belarusian
пасрэдны
(cognate)
→
Ukrainian
безпосередній
(affix)
→
Ukrainian
посередник
(affix)