Where does “túnsúra” come from?

túnsúra (Icelandic) comes from Icelandic tún, from Old Norse tún, from Proto-Germanic tūną, from Gaulish dunum, from Proto-Celtic dūnom, from Proto-Indo-European dʰewh₂- — smoke; mist, haze.

túnsúra (Icelandic): sorrel, common sorrel (Rumex acetosa)

Definitions

  1. sorrel, common sorrel (Rumex acetosa)

Ancestry of “túnsúra”, step by step

túnsúra traces back through two separate lines of ancestry.

via Icelandic tún

StepLanguageWordMeaning
1Icelandictúnhayfield
2Old Norsetúna hedged plot, enclosure, courtyard, homestead; a...
3Proto-Germanictūnąfence; enclosure
4Gaulishdunumfort; hill, hillfort
5Proto-Celticdūnomstronghold, rampart
6Proto-Indo-Europeandʰewh₂-smoke; mist, haze

via Icelandic súra

StepLanguageWordMeaning
1Icelandicsúrasorrel, rumex
Every word from Proto-Indo-European dʰewh₂-Every word from Proto-Celtic dūnomEvery word from Gaulish dunum