Where does “brunir” come from?

brunir (Middle French) comes 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.

Ancestry of “brunir”, step by step

StepLanguageWordMeaning
1Old Frenchbrunirto polish
2Frankishbrūnijanto polish, make resplendent
3Proto-Germanicbrūnijanąto decorate, tan
4Proto-Germanicbrūnazbrown
5Proto-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 →
brunir — Etymology, Origin & Word History | Etymology Explorer