Where does “dumet” come from?

dumet (Old French) comes from Old French dum, from Old Norse dúnn, from Proto-Germanic dūnaz, from Proto-Indo-European dʰewh₂- — smoke; mist, haze.

Ancestry of “dumet”, step by step

StepLanguageWordMeaning
1Old Frenchdumdown, feathers of small birds used as insulation...
2Old Norsedúnndown, down feather
3Proto-GermanicdūnazAlternative form of *dūnǭ; down
4Proto-Indo-Europeandʰewh₂-smoke; mist, haze
Every word from Proto-Indo-European dʰewh₂- →Every word from Proto-Germanic dūnaz →Every word from Old Norse dúnn →