Where does “unfilthy” come from?

unfilthy (English) comes from English filthy, from English filth, from Middle English filth, from Old English fȳlþu, from Proto-West Germanic fūliþu, from Proto-West Germanic fūl, from Proto-Germanic fūlaz, from Proto-Indo-European pū- — rotten, putrid; be rotten; putrid; to rot, swell,...

unfilthy (English): Not filthy

Definitions

  1. Not filthy

Ancestry of “unfilthy”, step by step

unfilthy traces back through two separate lines of ancestry.

via English filthy

StepLanguageWordMeaning
1EnglishfilthyCovered with filth; very dirty; Obscene or...
2EnglishfilthDirt; foul matter; that which soils or defiles;...
3Middle Englishfilth
4Old Englishfȳlþufilth
5Proto-West Germanicfūliþufoulness, rottenness, filth
6Proto-West Germanicfūlfoul, dirty
7Proto-Germanicfūlazfoul, dirty; rotten
8Proto-Indo-Europeanpū-rotten, putrid; be rotten; putrid; to rot, swell,...

via English un

StepLanguageWordMeaning
1EnglishunOne
Every word from Proto-Indo-European pū-Every word from Proto-Germanic fūlazEvery word from Proto-West Germanic fūl