Where does “washroom” come from?

Washroom derives from English wash and room, where room comes from Middle English rome, Old English rūme meaning "space" or "expanse," from Proto-Germanic rūmaz, ultimately from Proto-Indo-European wey- meaning "to turn" or "bend."

washroom (English): A room intended to wash the face and hands; A...

Definitions

  1. A room intended to wash the face and hands; A...

Ancestry of “washroom”, step by step

washroom traces back through two separate lines of ancestry.

via English wash

StepLanguageWordMeaning
1EnglishwashTo clean with water; To move or erode by the...
2Middle Englishwashen
3Old Englishwasċanto wash
4Proto-West Germanicwaskanto wash
5Proto-Germanicwaskanąto wash
6Proto-Germanicwatskanąto wash, get wet
7Proto-Indo-Europeanwed-water
8Proto-Indo-Europeanwey-to wither; fade; to move, go ahead; to be strong;...

via English room

StepLanguageWordMeaning
1EnglishroomOpportunity or scope; Space "for" something, or...
2Middle EnglishroumA space or area; A room
3Old Englishrūmroom, space; roomy, spacious, ample, extensive,...
4Proto-West Germanicrūmroomy, spacious; room, open space
5Proto-Germanicrūmazroomy, spacious, open
6Proto-Indo-Europeanrewh₁-free space
Every word from Proto-Indo-European wey-Every word from Proto-Indo-European wed-Every word from Proto-Germanic watskaną
washroom — Etymology, Origin & Word History | Etymology Explorer