Where does “дванадесет” come from?

дванадесет (Bulgarian) comes from Bulgarian два, from Old Church Slavonic дъва, from Proto-Slavic dъva, from Proto-Balto-Slavic duwō, from Proto-Indo-European dwóh₁ — two.

дванадесет (Bulgarian): twelve (12)

Definitions

  1. twelve (12)

Ancestry of “дванадесет”, step by step

дванадесет traces back through 3 separate lines of ancestry.

via Bulgarian два

StepLanguageWordMeaning
1Bulgarianдваtwo
2Old Church Slavonicдъваtwo
3Proto-Slavicdъvatwo
4Proto-Balto-Slavicduwōtwo
5Proto-Indo-Europeandwóh₁two

via Bulgarian десет

StepLanguageWordMeaning
1Bulgarianдесетten
2Old Church Slavonicдесѧтьten
3Proto-Slavicdesętьten
4Proto-Balto-Slavic*déśimtten
5Proto-Indo-Europeandéḱm̥tten

via Bulgarian на

StepLanguageWordMeaning
1Bulgarianнаof, 's; to; of
2Bulgarianистинаtruth
3Old Church Slavonicистинаtruth
4Proto-Slavic*jьstinatruth
5Proto-Slavicjistъtrue, genuine; same
Every word from Proto-Indo-European dwóh₁Every word from Proto-Balto-Slavic duwōEvery word from Proto-Slavic dъva