Where does “agrypnia” come from?

agrypnia (English) comes from Ancient Greek ἀγρυπνία, from Ancient Greek ἄγρυπνος, 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.

agrypnia (English): Persistent loss of sleep; insomnia; sleeplessness

Definitions

  1. Persistent loss of sleep; insomnia; sleeplessness

Ancestry of “agrypnia”, step by step

StepLanguageWordMeaning
1Ancient Greekἀγρυπνίαsleeplessness, watchfulness; a time of watching
2Ancient Greekἄγρυπνοςwakeful, sleepless, vigilant; banishing sleep,...
3Ancient GreekὝπνοςHypnos, the Greek mythological god of sleep
4Proto-Hellenichúpnos
5Proto-Indo-Europeansupnóssleep; death
6Proto-Indo-Europeanswóp-r̥ ~ swép-n̥s
7Proto-Indo-Europeanswep-to sleep
Every word from Proto-Indo-European swep-Every word from Proto-Indo-European swóp-r̥ ~ swép-n̥sEvery word from Proto-Indo-European supnós