Where does “siedmiobój” come from?

siedmiobój (Polish) comes from Polish siedem, from Old Polish siedm, from Proto-Slavic sedmь, from Proto-Indo-European septḿ̥ — seven.

siedmiobój (Polish): heptathlon

Definitions

  1. heptathlon

Ancestry of “siedmiobój”, step by step

siedmiobój traces back through two separate lines of ancestry.

via Polish siedem

StepLanguageWordMeaning
1Polishsiedemseven
2Old Polishsiedmseven
3Proto-Slavicsedmьseven
4Proto-Indo-Europeanseptḿ̥seven

via Polish bić

StepLanguageWordMeaning
1Polishbićto beat
2Proto-Slavicbìtito beat
3Proto-Balto-Slavicbī́ˀteito beat
4Proto-Indo-Europeanbʰeyh₂-to fear, be afraid; to strike, hit; to hew, cut
Every word from Proto-Indo-European septḿ̥ →Every word from Proto-Slavic sedmь →Every word from Old Polish siedm →