Where does “tjwött” come from?

tjwött (Westrobothnian) comes from Old Norse þvǫttr, from Old Norse þvǫ́ttr, from Proto-Germanic þwahtuz, from Proto-Germanic -þuz, from Proto-Indo-European -tus — Derives action nouns from verb roots.

tjwött (Westrobothnian): laundry, wash

Definitions

  1. laundry, wash

Ancestry of “tjwött”, step by step

StepLanguageWordMeaning
1Old Norseþvǫttr—
2Old Norseþvǫ́ttr—
3Proto-Germanicþwahtuzwashing, laundry
4Proto-Germanic-þuzForms result nouns from verb roots, usually from...
5Proto-Indo-European-tusDerives action nouns from verb roots
Every word from Proto-Indo-European -tus →Every word from Proto-Germanic -þuz →Every word from Proto-Germanic þwahtuz →