Where does “Śnioch” come from?
Śnioch (Polish) comes from Polish śnić, from Proto-Slavic sъniti, from Proto-Slavic sъ̀nъ, from Proto-Balto-Slavic supnas, from Proto-Indo-European supnós, from Proto-Indo-European swóp-r̥ ~ swép-n̥s, from Proto-Indo-European swep- — to sleep.
Ancestry of “Śnioch”, step by step