Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Czech
březen
←
Czech
březí
(mention)
←
Proto-Slavic
*berzьnъ
(inherited)
←
Proto-Slavic
*berza
(mention)
←
Proto-Slavic
*-ьnъ
(mention)
→
Czech
březnový
(suffix)
→
Russian
березозол
(cognate)
→
Ukrainian
березень
(cognate)