Where does “dvanáctiúhelník” come from?

dvanáctiúhelník (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.

dvanáctiúhelník (Czech): dodecagon

Definitions

  1. dodecagon

Ancestry of “dvanáctiúhelník”, step by step

dvanáctiúhelník 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 dvanáct

StepLanguageWordMeaning
1Czechdvanácttwelve
2Proto-Slavicdъva na desętetwo on ten
Every word from Proto-Indo-European h₁engʷ-Every word from Proto-Indo-European h₁óngʷl̥Every word from Proto-Balto-Slavic anˀglís