Where does “þráðlaus” come from?

þráðlaus (Icelandic) comes from Icelandic þráður, from Old Norse þráðr, from Proto-Germanic þrēduz, from Proto-Indo-European treh₁-tu-, from Proto-Indo-European terh₁- — to rub, turn; to drill, pierce.

þráðlaus (Icelandic): wireless

Definitions

  1. wireless

Ancestry of “þráðlaus”, step by step

StepLanguageWordMeaning
1Icelandicþráðurstring, strand, thread; fibre; thread
2Old Norseþráðrthread; past participle of þreyja; past...
3Proto-Germanicþrēduzthread, twisted fibre
4Proto-Indo-Europeantreh₁-tu-—
5Proto-Indo-Europeanterh₁-to rub, turn; to drill, pierce
Every word from Proto-Indo-European terh₁- →Every word from Proto-Indo-European treh₁-tu- →Every word from Proto-Germanic þrēduz →