Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Belarusian
бервяно
←
Polish
bierwiono
(cognate)
←
Russian
бревно́
(cognate)
←
Proto-Slavic
*brьvьnò
(derived)