Where does “Gadaj” come from?

Gadaj (Polish) comes from Polish gad, from Proto-Slavic gadъ, from Proto-Indo-European gʷoh₁dʰ-o-, from Proto-Indo-European gʷeh₁dʰ- — excrement; to creep; excrement; dung.

Ancestry of “Gadaj”, step by step

Gadaj traces back through two separate lines of ancestry.

via Polish gad

StepLanguageWordMeaning
1Polishgadreptile; snake; scoundrel
2Proto-Slavicgadъsnake, reptile; any creepy animal
3Proto-Indo-Europeangʷoh₁dʰ-o-
4Proto-Indo-Europeangʷeh₁dʰ-excrement; to creep; excrement; dung

via Polish gadać

StepLanguageWordMeaning
1Polishgadaćto jabber, to yak; to talk
2Proto-Slavicgaďatito guess, to conjecture
Every word from Proto-Indo-European gʷeh₁dʰ-Every word from Proto-Indo-European gʷoh₁dʰ-o-Every word from Proto-Slavic gadъ