Where does “tvåvinge” come from?

tvåvinge (Swedish) comes from Swedish två, from Old Swedish þva, from Old Norse þvá, from Proto-Germanic þwahaną — to wash, bathe.

tvåvinge (Swedish): fly (member of order Diptera)

Definitions

  1. fly (member of order Diptera)

Ancestry of “tvåvinge”, step by step

tvåvinge traces back through two separate lines of ancestry.

via Swedish två

StepLanguageWordMeaning
1Swedishtvåtwo; to wash; to cleanse oneself of accusations
2Old Swedishþvato wash
3Old Norseþváto wash
4Proto-Germanicþwahanąto wash, bathe

via Swedish vinge

StepLanguageWordMeaning
1Swedishvingewing
2Old Norsevængrwing
3Proto-Germanicwēngijaz—
4Proto-Indo-Europeanh₂weh₁-to blow
Every word from Proto-Germanic þwahaną →Every word from Old Norse þvá →Every word from Old Swedish þva →