Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Belarusian
сусвет
←
Russian
несусве́тный
(cognate)
←
Proto-Slavic
*sǫ-
(affix)
←
Proto-Slavic
*světъ
(affix)