Where does “bitterbrush” come from?

bitterbrush (English) comes from English bitter, from English -er, from Middle English -er, from Old French -er, from Latin -āre, from Proto-Italic -āō, from Proto-Indo-European -eh₂yéti, from Proto-Indo-European -yéti — he, she.

bitterbrush (English): Any member of the genus Purshia of flowering...

Definitions

  1. Any member of the genus Purshia of flowering...

Ancestry of “bitterbrush”, step by step

bitterbrush traces back through two separate lines of ancestry.

via English bitter

StepLanguageWordMeaning
1EnglishbitterHaving an acrid taste; Harsh, piercing or...
2English-erA person or thing that does an action indicated...
3Middle English-eragentive suffix; agent noun suffix
4Old French-erAlternative form of -ier, verbal suffix;...
5Latin-ārefirst conjugation
6Proto-Italic-āōForms primarily denominative verbs
7Proto-Indo-European-eh₂yétiCreates iterative/ frequentative/ intensive...
8Proto-Indo-European-yétiCreates intransitive, often deponent,...
9Proto-Indo-Europeanyé-
10Chichewaiyehe, she

via English Brush

StepLanguageWordMeaning
1EnglishBrushAn 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
2Middle Englishbrusshe
3Old Frenchbroisse
4Vulgar Latinbrustia
5Icelandicburstibrush
6Proto-Germanicburstizbristle
7Proto-Germanicbʰurstís
8Proto-Indo-Europeanbʰr̥s-tí-s
9Proto-Indo-Europeanbʰers-top, tip, point
Every word from Chichewa iye