Where does “trådlaus” come from?

trådlaus (Norwegian Nynorsk) comes from Norwegian Nynorsk tråd, 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.

trådlaus (Norwegian Nynorsk): wireless

Definitions

  1. wireless

Ancestry of “trådlaus”, step by step

trådlaus traces back through two separate lines of ancestry.

via Norwegian Nynorsk tråd

StepLanguageWordMeaning
1Norwegian Nynorsktråda thread; a wire
2Old Norseþráðrthread; past participle of þreyja; past...
3Proto-Germanicþrēduzthread, twisted fibre
4Proto-Indo-Europeantreh₁-tu-—
5Proto-Indo-Europeanterh₁-to rub, turn; to drill, pierce

via Norwegian Nynorsk laus

StepLanguageWordMeaning
1Norwegian Nynorsklausloose; flimsy; free
2Old Norselaussloose
3Proto-Germaniclausazloose, free; empty, devoid; false, untrue
4Proto-Indo-EuropeanlewH-louse
Every word from Proto-Indo-European terh₁- →Every word from Proto-Indo-European treh₁-tu- →Every word from Proto-Germanic þrēduz →