Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Russian
млечный
←
Russian
мле́ко
(affix)
←
Russian
-ный
(affix)
←
Russian
моло́чный
(doublet)
←
Proto-Slavic
*melčьnъ
(inherited)