Where does “rustrød” come from?

rustrød (Norwegian Bokmål) comes from Norwegian Bokmål rød, from Old Norse rauðr, from Old English dūn, from Proto-Germanic *dūnā, from Proto-Celtic dūnom, from Proto-Indo-European dʰewh₂- — smoke; mist, haze.

rustrød (Norwegian Bokmål): rust-red rust-coloured

Definitions

  1. rust-red rust-coloured

Ancestry of “rustrød”, step by step

rustrød traces back through two separate lines of ancestry.

via Norwegian Bokmål rød

StepLanguageWordMeaning
1Norwegian Bokmålrødred
2Old Norserauðrred
3Old Englishdūnhill, down; hill, dune; hill, mountain
4Proto-Germanic*dūnā—
5Proto-Celticdūnomstronghold, rampart
6Proto-Indo-Europeandʰewh₂-smoke; mist, haze

via Norwegian Bokmål rust

StepLanguageWordMeaning
1Norwegian Bokmålrustrust; imperative of ruste
2Proto-Germanicrustazrust
3Proto-Indo-Europeanrudʰso-red
Every word from Proto-Indo-European dʰewh₂- →Every word from Proto-Celtic dūnom →Every word from Proto-Germanic *dūnā →