Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Russian
че́тверо
→
Belarusian
чацвёра
(cognate)
→
Russian
четвероюродный
(affix)
→
Russian
вчетвером
(affix)
→
Russian
вчетверо
(affix)