Where does “bros” come from?

bros (Tok Pisin) comes from German brūst, from Middle High German brust, from Old High German brūst, from Proto-West Germanic brust, from Proto-Germanic brusts, from Proto-Indo-European bʰrews- — to break.

bros (Tok Pisin): chest

Definitions

  1. chest

Ancestry of “bros”, step by step

StepLanguageWordMeaning
1Germanbrūstchest
2Middle High Germanbrust—
3Old High Germanbrūstbreast, chest
4Proto-West Germanicbrustbreast, chest
5Proto-Germanicbrustsbreast, chest
6Proto-Indo-Europeanbʰrews-to break
Every word from Proto-Indo-European bʰrews- →Every word from Proto-Germanic brusts →Every word from Proto-West Germanic brust →