Where does “tjugoett” come from?

tjugoett (Swedish) comes from Swedish tjugo, from Old Swedish tiughu, from Old Norse tuttugu, from Proto-Germanic twai tigiwiz, from Proto-Germanic twai, from Proto-Indo-European dwóh₁ — two.

tjugoett (Swedish): twenty-one

Definitions

  1. twenty-one

Ancestry of “tjugoett”, step by step

tjugoett traces back through two separate lines of ancestry.

via Swedish tjugo

StepLanguageWordMeaning
1Swedishtjugotwenty
2Old Swedishtiughutwenty
3Old Norsetuttugutwenty
4Proto-Germanictwai tigiwiztwenty
5Proto-Germanictwaitwo
6Proto-Indo-Europeandwóh₁two

via Swedish ett

StepLanguageWordMeaning
1SwedishettThe neuter indefinite article; one
2Old Norseeittnominative/accusative neuter singular of einn
3Old Norseeinnone; some, a few
4Proto-Germanicainazone; some
5Proto-Indo-Europeanóynosone; single
Every word from Proto-Indo-European dwóh₁ →Every word from Proto-Germanic twai →Every word from Proto-Germanic twai tigiwiz →