Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Ukrainian
обіця́ти
→
Belarusian
абяцаць
(cognate)
→
Ukrainian
обіцянка
(mention)
→
Ukrainian
пообіцяти
(affix)