Where does “ὕπνος” come from?
ὕπνος (Ancient Greek) comes from Proto-Hellenic húpnos, from Proto-Indo-European supnós, from Proto-Indo-European swóp-r̥ ~ swép-n̥s, from Proto-Indo-European swep- — to sleep.
ὕπνος (Ancient Greek): sleep; death
Ancestry of “ὕπνος”, step by step
Words derived from “ὕπνος”