Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
Romanian
breaz
←
Bulgarian
бреза
(borrowed)
←
Proto-Balto-Slavic
*berźas
(derived)
←
Proto-Balto-Slavic
*berźā
(mention)
←
Proto-Indo-European
*bʰerHǵos
(derived)
←
Proto-Slavic
*berza
(derived)
→
Romanian
stei
(link)
→
Romanian
Breazu
(mention)
→
Romanian
Brezoi
(mention)
→
Romanian
Brezoaele
(mention)