Where does “scumwad” come from?

scumwad (English) comes from English wad, from Middle English wadmal, from Old Norse váðmál, from Old Norse mál, from Proto-Germanic mēlą, from Proto-Indo-European melh₂-, from Proto-Indo-European mel-, from Proto-Indo-European mey- — to strengthen; to bind; to change, exchange.

Ancestry of “scumwad”, step by step

scumwad traces back through two separate lines of ancestry.

via English wad

StepLanguageWordMeaning
1EnglishwadAn amorphous, compact mass; A substantial pile; A...
2Middle Englishwadmalwoolen cloth
3Old Norseváðmálwoolen stuff
4Old Norsemállanguage; speech; matter, affair
5Proto-Germanicmēląmeasure, measurement; time, occasion; point in...
6Proto-Indo-Europeanmelh₂-to grind, to crush
7Proto-Indo-Europeanmel-soft; tender; weak; to deceive; to rub
8Proto-Indo-Europeanmey-to strengthen; to bind; to change, exchange

via English scum

StepLanguageWordMeaning
1EnglishscumA layer of impurities that accumulates at the...
2Middle Englishscum
3Middle Dutchschūmefoam
4Old Dutch*scūm
5Frankishskūmfoam; froth, foam
6Proto-Germanicskūmazfilm; grime; scum; foam; froth; yeast
7Proto-Indo-European(s)kewH-to cover, bedeck; cover
Every word from Proto-Indo-European mey-Every word from Proto-Indo-European mel-Every word from Proto-Indo-European melh₂-
scumwad — Etymology, Origin & Word History | Etymology Explorer