Where does “Bruni” come from?

Bruni (English) comes from Italian bruni, from Italian Bruno, from Medieval Latin brunus, from Frankish brūn, from Proto-Germanic *brūn, from Proto-Germanic brūnaz, from Proto-Indo-European bʰerH- — to pierce; to strike; brown.

Ancestry of “Bruni”, step by step

StepLanguageWordMeaning
1Italianbrunimasculine plural of bruno; plural of bruno
2ItalianBrunodark gray, almost black
3Medieval Latinbrunusbrown, brunet
4Frankishbrūnbrown, dark, shiny
5Proto-Germanic*brūn—
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 *brūn →