Where does “nightstool” come from?

nightstool (English) comes from English night, from Middle English nyght, from Middle English nighte, from Old English nyht, from Proto-West Germanic naht, from Proto-Germanic nahts, from Proto-Indo-European nókʷts, from Proto-Indo-European negʷ- — bare, naked.

nightstool (English): A chamber pot built into a chair

Definitions

  1. A chamber pot built into a chair

Ancestry of “nightstool”, step by step

nightstool traces back through two separate lines of ancestry.

via English night

StepLanguageWordMeaning
1EnglishnightThe period between sunset and sunrise, when a...
2Middle EnglishnyghtAlternative form of nighte; Alternative form of...
3Middle Englishnightenight
4Old EnglishnyhtAlternative form of niht
5Proto-West Germanicnahtnight
6Proto-Germanicnahtsnight
7Proto-Indo-Europeannókʷtsnight
8Proto-Indo-Europeannegʷ-bare, naked

via English stool

StepLanguageWordMeaning
1EnglishstoolA seat, especially for one person and without...
2Middle Englishstool
3Old Englishstōlchair, seat, throne
4Proto-West Germanic*stōlstool, chair
5Proto-Germanicstōlazstool; throne; chair
6Proto-Indo-Europeanstoh₂losframe, rack, stand
7Proto-Indo-Europeansteh₂-to stand
Every word from Proto-Indo-European negʷ-