Where does “ŝaŭma” come from?

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

ŝaŭma (Esperanto): foamy

Definitions

  1. foamy

Ancestry of “ŝaŭma”, step by step

StepLanguageWordMeaning
1Esperantoŝaŭmofoam
2GermanSchaumfoam, lather, froth
3Middle High Germanschūm—
4Old High Germanscūm—
5Proto-West Germanicskūmfroth, foam
6Proto-Germanicskūmazfilm; grime; scum; foam; froth; yeast
7Proto-Indo-European(s)kewH-to cover, bedeck; cover
Every word from Proto-Indo-European (s)kewH- →Every word from Proto-Germanic skūmaz →Every word from Proto-West Germanic skūm →