Where does “tvätterska” come from?

tvätterska (Swedish) comes from Swedish tvätta, from Old Norse þváttr, from Proto-Germanic þwahtuz, from Proto-Germanic -þuz, from Proto-Indo-European -tus — Derives action nouns from verb roots.

tvätterska (Swedish): a female washer

Definitions

  1. a female washer

Ancestry of “tvätterska”, step by step

StepLanguageWordMeaning
1Swedishtvättato wash; wash; to clean oneself
2Old Norseþváttrthe act of washing, laundry, washing
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 →