Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Russian
соперник
←
Old East Slavic
супьрьникъ
(inherited)
←
Proto-Slavic
*sǫ-
(derived)
←
Proto-Slavic
*perti
(mention)