Where does “дванаццаць” come from?

дванаццаць (Belarusian) comes from Belarusian два, from Proto-Slavic dъva, from Proto-Balto-Slavic duwō, from Proto-Indo-European dwóh₁ — two.

дванаццаць (Belarusian): twelve

Definitions

  1. twelve

Ancestry of “дванаццаць”, step by step

дванаццаць traces back through 3 separate lines of ancestry.

via Belarusian два

StepLanguageWordMeaning
1Belarusianдваtwo
2Proto-Slavicdъvatwo
3Proto-Balto-Slavicduwōtwo
4Proto-Indo-Europeandwóh₁two

via Belarusian на

StepLanguageWordMeaning
1Belarusianнаon, onto
2Proto-Slavicnaon; concerning; onto
3Proto-Indo-Europeanh₂en-on, onto

via Belarusian дзе́сяць

StepLanguageWordMeaning
1Belarusianдзе́сяцьten (10)
Every word from Proto-Indo-European dwóh₁ →Every word from Proto-Balto-Slavic duwō →Every word from Proto-Slavic dъva →