Etymology
Inherited from Middle English waschynge /wasshynge /weschynge, from Old English *wæsċing /*weasċing (attested in weasċingweġ), from Proto-West Germanic *waskingu. By surface analysis, wash + -ing. Cognate with Saterland Frisian Waaskenge (“washing”), West Frisian wasking (“washing”), Dutch wassing (“washing”), German Waschung (“washing”).