Where does “dydd Sadwrn” come from?

dydd Sadwrn (Welsh) comes from Welsh dydd, from Middle Welsh dyð, from Old Welsh did, from Proto-Brythonic dið, from Proto-Celtic dīyos, from Proto-Indo-European dyḗws, from Proto-Indo-European dyéws, from Proto-Indo-European dyew- — to be bright; sky, heaven.

dydd Sadwrn (Welsh): Saturday

Definitions

  1. Saturday

Ancestry of “dydd Sadwrn”, step by step

dydd Sadwrn traces back through 3 separate lines of ancestry.

via Welsh dydd

StepLanguageWordMeaning
1Welshdyddday, daytime
2Middle Welshdyðday
3Old Welshdidday
4Proto-Brythonicdiðday, daytime
5Proto-Celticdīyosday
6Proto-Indo-Europeandyḗwssky, heaven; sky god
7Proto-Indo-Europeandyéwssky, heaven
8Proto-Indo-Europeandyew-to be bright; sky, heaven

via Latin dies Saturni

StepLanguageWordMeaning
1Latindies Saturniday of Saturn
2Sanskritशनिवारof the planet Saturn
3SanskritवारAlternative form of वाल; keeping back,...
4Sanskritवर"environing", "enclosing", circumference, space,...
5Sanskritवीरman, especially a brave or eminent man, hero,...
6Proto-Indo-Iranianwīrás
7Proto-Indo-EuropeanwiHrósman; husband; warrior, hero
8Proto-Indo-Europeanweyh₁-to chase, pursue; to suppress, persecute

via Welsh Sadwrn

StepLanguageWordMeaning
1WelshSadwrnSaturn, Saturday
2Proto-Brythonic*Sadurn
Every word from Proto-Indo-European dyew-Every word from Proto-Indo-European dyéwsEvery word from Proto-Indo-European dyḗws