Where does “Iúpatar” come from?

Iúpatar (Irish) comes from Latin iuppiter, from Proto-Italic djous patēr, from Proto-Italic *djous, from Proto-Indo-European dyḗws, from Proto-Indo-European dyéws, from Proto-Indo-European dyew- — to be bright; sky, heaven.

Iúpatar (Irish): Jupiter

Definitions

  1. Jupiter

Ancestry of “Iúpatar”, step by step

StepLanguageWordMeaning
1LatiniuppiterJupiter god of the sky and ruler of the Roman pantheon
2Proto-Italicdjous patērJupiter
3Proto-Italic*djous—
4Proto-Indo-Europeandyḗwssky, heaven; sky god
5Proto-Indo-Europeandyéwssky, heaven
6Proto-Indo-Europeandyew-to be bright; sky, heaven
Every word from Proto-Indo-European dyew- →Every word from Proto-Indo-European dyéws →Every word from Proto-Indo-European dyḗws →