Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Russian
чернота
←
Old East Slavic
чьрнота
(inherited)
←
Proto-Slavic
*čьrnota
(inherited)
←
Proto-Slavic
*čьrnъ
(affix)
←
Proto-Slavic
*-ota
(affix)