Where does “Brünierung” come from?

Brünierung (German) comes from German brünieren, from French brunir, from Old French brunir, from Frankish brūnijan, from Proto-Germanic brūnijaną, from Proto-Germanic brūnaz, from Proto-Indo-European bʰerH- — to pierce; to strike; brown.

Brünierung (German): burnishing; bluing

Definitions

  1. burnishing; bluing

Ancestry of “Brünierung”, step by step

StepLanguageWordMeaning
1GermanbrünierenTo burnish; To blue
2Frenchbrunirto brown; to burnish
3Old Frenchbrunirto polish
4Frankishbrūnijanto polish, make resplendent
5Proto-Germanicbrūnijanąto decorate, tan
6Proto-Germanicbrūnazbrown
7Proto-Indo-EuropeanbʰerH-to pierce; to strike; brown
Every word from Proto-Indo-European bʰerH- →Every word from Proto-Germanic brūnaz →Every word from Proto-Germanic brūnijaną →