Where does “breka” come from?

breka (Slovene) comes from Old Dutch berka, from Proto-Germanic berkō, from Proto-Indo-European bʰerHǵós — birch.

Ancestry of “breka”, step by step

StepLanguageWordMeaning
1Old Dutchberka—
2Proto-Germanicberkōbirch
3Proto-Indo-EuropeanbʰerHǵósbirch
Every word from Proto-Indo-European bʰerHǵós →Every word from Proto-Germanic berkō →Every word from Old Dutch berka →