Where does “ἐξ” come from?

ἐξ (Ancient Greek) comes from Ancient Greek Ὕπνος, from Proto-Hellenic húpnos, from Proto-Indo-European supnós, from Proto-Indo-European swóp-r̥ ~ swép-n̥s, from Proto-Indo-European swep- — to sleep.

ἐξ (Ancient Greek): Alternative form of ἐκ; out; from, out of

Definitions

  1. Alternative form of ἐκ; out; from, out of

Ancestry of “ἐξ”, step by step

StepLanguageWordMeaning
1Ancient GreekὝπνοςHypnos, the Greek mythological god of sleep
2Proto-Hellenichúpnos—
3Proto-Indo-Europeansupnóssleep; death
4Proto-Indo-Europeanswóp-r̥ ~ swép-n̥s—
5Proto-Indo-Europeanswep-to sleep

Words derived from “ἐξ”

Every word from Proto-Indo-European swep- →Every word from Proto-Indo-European swóp-r̥ ~ swép-n̥s →Every word from Proto-Indo-European supnós →