Where does “lavvy” come from?

lavvy (English) comes from English lav, from English lavatory, from Middle English lavatorie, from Late Latin lavatorium, from Latin lavō, from Proto-Italic lawaō, from Proto-Indo-European léwh₃eti, from Proto-Indo-European lewh₃- — to wash.

lavvy (English): A lavatory: a room used for urination and...

Definitions

  1. A lavatory: a room used for urination and...

Ancestry of “lavvy”, step by step

StepLanguageWordMeaning
1EnglishlavClipping of lavatory; Clipping of lavalier
2EnglishlavatoryA vessel or fixture for washing, "particularly:";...
3Middle EnglishlavatorieA receptacle to hold water used for religious...
4Late LatinlavatoriumA washroom or place, a lavatorium
5Latinlavōto wash, bathe
6Proto-Italiclawaō
7Proto-Indo-Europeanléwh₃eti
8Proto-Indo-Europeanlewh₃-to wash
Every word from Proto-Indo-European lewh₃-