Where does “brzost” come from?

brzost (Silesian) comes from Old Polish brzost, from Proto-Slavic berstъ, from Proto-Balto-Slavic berˀźtas, from Proto-Indo-European bʰerHǵ-tó-s, from Proto-Indo-European bʰerHǵós — birch.

brzost (Silesian): elm

Definitions

  1. elm

Ancestry of “brzost”, step by step

StepLanguageWordMeaning
1Old Polishbrzostfield elm
2Proto-Slavicberstъelm
3Proto-Balto-Slavicberˀźtas
4Proto-Indo-EuropeanbʰerHǵ-tó-s
5Proto-Indo-EuropeanbʰerHǵósbirch
Every word from Proto-Indo-European bʰerHǵósEvery word from Proto-Indo-European bʰerHǵ-tó-sEvery word from Proto-Balto-Slavic berˀźtas