Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Russian
споко́йный
→
Belarusian
спакойны
(cognate)
→
Polish
spokojny
(cognate)
→
Russian
спокойно
(affix)
→
Russian
спокойствие
(affix)
→
Russian
неспокойный
(affix)
→
Russian
преспокойный
(affix)