Where does “filthily” come from?

filthily (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,...

filthily (English): in a filthy manner

Definitions

  1. in a filthy manner

Ancestry of “filthily”, step by step

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,...
Every word from Proto-Indo-European pū-Every word from Proto-Germanic fūlazEvery word from Proto-West Germanic fūl