Where does “Sněžka” come from?

Sněžka (Czech) comes from Czech sníh, from Old Czech snieh, from Proto-Slavic sněgъ, from Proto-Balto-Slavic snáigas, from Proto-Indo-European snóygʷʰos, from Proto-Indo-European sneygʷʰ- — to snow.

Ancestry of “Sněžka”, step by step

StepLanguageWordMeaning
1Czechsníhsnow
2Old Czechsniehsnow
3Proto-Slavicsněgъsnow
4Proto-Balto-Slavicsnáigassnow
5Proto-Indo-Europeansnóygʷʰossnow
6Proto-Indo-Europeansneygʷʰ-to snow
Every word from Proto-Indo-European sneygʷʰ- →Every word from Proto-Indo-European snóygʷʰos →Every word from Proto-Balto-Slavic snáigas →