Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Belarusian
радасць
←
Belarusian
рад
(affix)
←
Belarusian
-асць
(affix)
←
Proto-Slavic
*radostь
(inherited)