Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Russian
солодкий
←
Proto-Balto-Slavic
*salHdus
(derived)
←
Proto-Indo-European
*seh₂l-
(derived)
←
Russian
сла́дкий
(doublet)
←
Proto-Slavic
*soldъkъ
(inherited)