Where does “*barku” come from?

*barku (Old Saxon) comes from Proto-Germanic barkuz, from Proto-Indo-European bʰerHǵós — birch.

Ancestry of “*barku”, step by step

StepLanguageWordMeaning
1Proto-Germanicbarkuzbark of a tree
2Proto-Indo-EuropeanbʰerHǵósbirch

Words derived from “*barku”

Every word from Proto-Indo-European bʰerHǵós →Every word from Proto-Germanic barkuz →
*barku — Etymology, Origin & Word History | Etymology Explorer