Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Russian
молодь
←
Russian
молодо́й
(affix)
←
Russian
-ь
(affix)
←
Proto-Slavic
*moldь
(inherited)