Where does “пяцьдзесят” come from?

пяцьдзесят (Belarusian) comes from Belarusian дзесяць, from Proto-Slavic desętь, from Proto-Balto-Slavic *déśimt, from Proto-Indo-European déḱm̥t — ten.

пяцьдзесят (Belarusian): fifty

Definitions

  1. fifty

Ancestry of “пяцьдзесят”, step by step

пяцьдзесят traces back through two separate lines of ancestry.

via Belarusian дзесяць

StepLanguageWordMeaning
1Belarusianдзесяцьten
2Proto-Slavicdesętьten
3Proto-Balto-Slavic*déśimtten
4Proto-Indo-Europeandéḱm̥tten

via Belarusian пяць

StepLanguageWordMeaning
1Belarusianпяцьfive
2Old East Slavicпѧтьfive
3Proto-Slavicpętьfive
4Proto-Indo-Europeanpénkʷefive
Every word from Proto-Indo-European déḱm̥t →Every word from Proto-Balto-Slavic *déśimt →Every word from Proto-Slavic desętь →