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
Ancestry of “þráðlaus”, step by step
| Step | Language | Word | Meaning |
|---|
| 1 | Icelandic | þráður | string, strand, thread; fibre; thread |
| 2 | Old Norse | þráðr | thread; past participle of þreyja; past... |
| 3 | Proto-Germanic | þrēduz | thread, twisted fibre |
| 4 | Proto-Indo-European | treh₁-tu- | — |
| 5 | Proto-Indo-European | terh₁- | to rub, turn; to drill, pierce |