Where does “полубрат” come from?

полубрат (Serbo-Croatian) comes from Macedonian брат, from Proto-Slavic bratrъ, from Proto-Balto-Slavic brā́ˀtē, from Proto-Indo-European bʰréh₂tēr — brother.

полубрат (Serbo-Croatian): half brother

Definitions

  1. half brother

Ancestry of “полубрат”, step by step

полубрат traces back through two separate lines of ancestry.

via Macedonian брат

StepLanguageWordMeaning
1Macedonianбратbrother; bro, mate, pal, buddy
2Proto-Slavicbratrъbrother
3Proto-Balto-Slavicbrā́ˀtēbrother
4Proto-Indo-Europeanbʰréh₂tērbrother

via Serbo-Croatian бра̏т

StepLanguageWordMeaning
1Serbo-Croatianбра̏тbrother
Every word from Proto-Indo-European bʰréh₂tēr →Every word from Proto-Balto-Slavic brā́ˀtē →Every word from Proto-Slavic bratrъ →