Where does “jedenáctiúhelník” come from?

jedenáctiúhelník (Czech) comes from Czech úhel, from Proto-Slavic ǫglь, from Proto-Balto-Slavic anˀglís, from Proto-Indo-European h₁óngʷl̥, from Proto-Indo-European h₁engʷ- — to burn; fire.

jedenáctiúhelník (Czech): hendecagon

Definitions

  1. hendecagon

Ancestry of “jedenáctiúhelník”, step by step

jedenáctiúhelník traces back through two separate lines of ancestry.

via Czech úhel

StepLanguageWordMeaning
1Czechúhelangle
2Proto-Slavicǫglьcoal
3Proto-Balto-Slavicanˀglíscoal, charcoal
4Proto-Indo-Europeanh₁óngʷl̥charcoal
5Proto-Indo-Europeanh₁engʷ-to burn; fire

via Czech jedenáct

StepLanguageWordMeaning
1Czechjedenácteleven
2Proto-Slavic*edьnъ na desęte
Every word from Proto-Indo-European h₁engʷ-Every word from Proto-Indo-European h₁óngʷl̥Every word from Proto-Balto-Slavic anˀglís