Where does “scūm” come from?

scūm (Old High German) comes from Proto-West Germanic skūm, from Proto-Germanic skūmaz, from Proto-Indo-European (s)kewH- — to cover, bedeck; cover.

Ancestry of “scūm”, step by step

StepLanguageWordMeaning
1Proto-West Germanicskūmfroth, foam
2Proto-Germanicskūmazfilm; grime; scum; foam; froth; yeast
3Proto-Indo-European(s)kewH-to cover, bedeck; cover

Words derived from “scūm”

Every word from Proto-Indo-European (s)kewH- →Every word from Proto-Germanic skūmaz →Every word from Proto-West Germanic skūm →