Where does “адский” come from?

адский (Russian) comes from Russian ад, from Old East Slavic адъ, from Old Church Slavonic адъ, from Ancient Greek ᾍδης, from Proto-Indo-European n̥-, from Proto-Indo-European ne — not.

адский (Russian): hellish, infernal

Definitions

  1. hellish, infernal

Ancestry of “адский”, step by step

StepLanguageWordMeaning
1RussianадHades; hell
2Old East Slavicадъhell
3Old Church Slavonicадъhell
4Ancient GreekᾍδηςHades (Greek god)
5Proto-Indo-Europeann̥-not, un-
6Proto-Indo-Europeannenot
Every word from Proto-Indo-European ne →Every word from Proto-Indo-European n̥- →Every word from Ancient Greek ᾍδης →