Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Russian
причи́на
→
Belarusian
прычына
(cognate)
→
Russian
причинный
(affix)
→
Russian
первопричина
(affix)
→
Russian
беспричинный
(affix)