Where does “vierdaags” come from?

vierdaags (Dutch) comes from Dutch dag, from Middle Dutch dach, from Old Dutch dag, from Proto-West Germanic dag, from Proto-Germanic dagaz, from Proto-Indo-European dʰegʷʰ- — to burn; warm, hot.

vierdaags (Dutch): lasting or consisting of four days, four-day

Definitions

  1. lasting or consisting of four days, four-day

Ancestry of “vierdaags”, step by step

vierdaags traces back through two separate lines of ancestry.

via Dutch dag

StepLanguageWordMeaning
1Dutchdagday; daytime; !
2Middle Dutchdachday
3Old Dutchdagday
4Proto-West Germanicdagday
5Proto-Germanicdagazday; name of the D-rune
6Proto-Indo-Europeandʰegʷʰ-to burn; warm, hot

via Dutch vier

StepLanguageWordMeaning
1Dutchvierfour
2Middle Dutchvierfour; Alternative form of vuur
3Old Dutchfuïrfire
4Proto-West Germanicfuirfire
5Proto-Germanicfōrfire
6Proto-Indo-Europeanpéh₂wr̥bonfire; spelt
Every word from Proto-Indo-European dʰegʷʰ-