Where does “týrsdagr” come from?

týrsdagr (Old Norse) comes from Old Norse Týr, from Proto-Germanic Tīwaz, from Proto-Indo-European deywós, from Proto-Indo-European dyew- — to be bright; sky, heaven.

Ancestry of “týrsdagr”, step by step

StepLanguageWordMeaning
1Old NorseTýrTyr
2Proto-GermanicTīwazof Tiw; god; Tyr, god of war
3Proto-Indo-Europeandeywósgod
4Proto-Indo-Europeandyew-to be bright; sky, heaven
Every word from Proto-Indo-European dyew- →Every word from Proto-Indo-European deywós →Every word from Proto-Germanic Tīwaz →