Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Czech
smělý
←
Proto-Slavic
*sъmělъ
(inherited)
←
Old Czech
smělý
(inherited)
→
Czech
nesmělý
(affix)
→
Czech
smělost
(suffix)
→
Russian
смелый
(cognate)