Where does “drawing-room” come from?

drawing-room (English) comes from English room, from Middle English roum, from Old English rūm, from Proto-West Germanic rūm, from Proto-Germanic rūmaz, from Proto-Indo-European rewh₁- — free space.

Ancestry of “drawing-room”, step by step

drawing-room traces back through two separate lines of ancestry.

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

via English drawing

StepLanguageWordMeaning
1Englishdrawingpresent participle of draw; A picture, likeness,...
2Middle Englishdrauing
Every word from Proto-Indo-European rewh₁-Every word from Proto-Germanic rūmazEvery word from Proto-West Germanic rūm