Where does “brwshys” come from?

brwshys (Welsh) comes from Welsh brwsh, from English Brush, from Middle English brusshe, from Old French broisse, from Vulgar Latin brustia, from Icelandic bursti, from Proto-Germanic burstiz, from Proto-Germanic bʰurstís — top, tip, point.

Ancestry of “brwshys”, step by step

brwshys traces back through two separate lines of ancestry.

via Welsh brwsh

StepLanguageWordMeaning
1Welshbrwshbrush
2EnglishBrushAn implement consisting of multiple more or less flexible bristles or other filaments attached to a handle, used for any of various purposes including cleaning, painting, and arranging hair
3Middle Englishbrusshe
4Old Frenchbroisse
5Vulgar Latinbrustia
6Icelandicburstibrush
7Proto-Germanicburstizbristle
8Proto-Germanicbʰurstís
9Proto-Indo-Europeanbʰr̥s-tí-s
10Proto-Indo-Europeanbʰers-top, tip, point

via Welsh ys

StepLanguageWordMeaning
1Welshysimpersonal present progressive of bod
2Proto-Indo-European*h₁ésti
Every word from Proto-Indo-European bʰers-Every word from Proto-Indo-European bʰr̥s-tí-sEvery word from Proto-Germanic bʰurstís
brwshys — Etymology, Origin & Word History | Etymology Explorer