Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Russian
обруч
←
Old East Slavic
обручь
(inherited)
←
Proto-Slavic
*obrǫčь
(inherited)
←
Proto-Slavic
*ob
(mention)
←
Proto-Slavic
*rǫka
(mention)