Where does “bark” come from?

bark (Old English) comes from Old Norse bǫrkr, from Proto-Germanic barkuz, from Proto-Indo-European bʰerHǵós — birch.

Ancestry of “bark”, step by step

StepLanguageWordMeaning
1Old Norsebǫrkrbark
2Proto-Germanicbarkuzbark of a tree
3Proto-Indo-EuropeanbʰerHǵósbirch

Words derived from “bark

Every word from Proto-Indo-European bʰerHǵósEvery word from Proto-Germanic barkuzEvery word from Old Norse bǫrkr