Where does “desetiúhelník” come from?

desetiúhelník (Czech) comes from Czech deset, from Old Czech desět, from Proto-Slavic desętь, from Proto-Balto-Slavic *déśimt, from Proto-Indo-European déḱm̥t — ten.

desetiúhelník (Czech): decagon

Definitions

  1. decagon

Ancestry of “desetiúhelník”, step by step

desetiúhelník traces back through two separate lines of ancestry.

via Czech deset

StepLanguageWordMeaning
1Czechdesetten
2Old Czechdesětten
3Proto-Slavicdesętьten
4Proto-Balto-Slavic*déśimtten
5Proto-Indo-Europeandéḱm̥tten

via Czech úhel

StepLanguageWordMeaning
1Czechúhelangle
2Proto-Slavicǫglьcoal
3Proto-Balto-Slavicanˀglíscoal, charcoal
4Proto-Indo-Europeanh₁óngʷl̥charcoal
5Proto-Indo-Europeanh₁engʷ-to burn; fire
Every word from Proto-Indo-European déḱm̥t →Every word from Proto-Balto-Slavic *déśimt →Every word from Proto-Slavic desętь →