Where does “bru” come from?

bru (Translingual) comes from English bru, from Afrikaans broer, from Dutch broer, from Dutch broeder, from Dutch broeden, from Middle Dutch broeden, from Old Dutch bruoden, from Proto-Germanic brōdijaną — warm; breath, mist, vapour, steam.

Ancestry of “bru”, step by step

StepLanguageWordMeaning
1Englishbrubro; bra; term of address for a man
2Afrikaansbroerbrother
3Dutchbroerbrother
4Dutchbroederbrother, male sibling; friar, member -especially...
5Dutchbroedento breed; to brood
6Middle Dutchbroeden
7Old Dutchbruoden
8Proto-GermanicbrōdijanąTo keep warm; brood; To breed
9Proto-Indo-Europeanbʰreh₁-warm; breath, mist, vapour, steam
Every word from Proto-Indo-European bʰreh₁-Every word from Proto-Germanic brōdijanąEvery word from Old Dutch bruoden