Where does “scumminess” come from?

scumminess (English) comes from English scummy, from English scum, from Middle English scum, from Middle Dutch schūme, from Old Dutch *scūm, from Frankish skūm, from Proto-Germanic skūmaz, from Proto-Indo-European (s)kewH- — to cover, bedeck; cover.

scumminess (English): The state or condition of being scummy

Definitions

  1. The state or condition of being scummy

Ancestry of “scumminess”, step by step

scumminess traces back through two separate lines of ancestry.

via English scummy

StepLanguageWordMeaning
1EnglishscummyCovered in scum; sleazy, worthless, no good
2EnglishscumA layer of impurities that accumulates at the...
3Middle Englishscum
4Middle Dutchschūmefoam
5Old Dutch*scūm
6Frankishskūmfoam; froth, foam
7Proto-Germanicskūmazfilm; grime; scum; foam; froth; yeast
8Proto-Indo-European(s)kewH-to cover, bedeck; cover

via English Ness

StepLanguageWordMeaning
1EnglishNessAn Ulster princess and the mother of Conchobar mac Nessa and Findchoem in the Ulster Cycle of Irish mythology. Daughter of Eochaid Sálbuide. Also the mother of Cormac Cond Longas by incest with Conchobar mac Nessa
2Middle Englishnesse
3Old Englishnæsnot, not at all; not; first/third-person singular...
4Proto-Germanicnasjąfoothill; headland; cape
5Proto-Indo-Europeannéh₂snose
Every word from Proto-Indo-European (s)kewH-Every word from Proto-Germanic skūmazEvery word from Frankish skūm
scumminess — Etymology, Origin & Word History | Etymology Explorer