Etymograph

English

hypnalis

Hypnalis comes from Medieval Latin ypnalis ‘hypnalis, a legendary asp’, from Ancient Greek ὕπνος ‘sleep’, and ultimately from Proto-Indo-European *supnós.

  1. Proto-Indo-Europeanc. 4500–2500 BCE*supnós‘sleep’reconstructed
  2. Proto-Hellenicc. 2200–1600 BCE*húpnosreconstructed
  3. Ancient Greekc. 800–300 BCEὕπνοςhúpnos‘sleep’
  4. Medieval Latinc. 600–1500ypnalis‘hypnalis, a legendary asp’
  5. Englishtodayhypnalis

attested reconstructed ? uncertain or disputed

Earlier history uncertain.

Lineage

  1. Proto-Indo-Europeanc. 4500–2500 BCE*supnós‘sleep’reconstructed
  2. Proto-Hellenicc. 2200–1600 BCE*húpnosreconstructed
  3. Ancient Greekc. 800–300 BCEὕπνοςhúpnos‘sleep’
  4. Medieval Latinc. 600–1500ypnalis‘hypnalis, a legendary asp’
  5. Englishtodayhypnalis

Linked words

through Proto-Indo-European *swep- ‘to sleep’

insomnia, soporific, 18 more

through Ancient Greek ὕπνος ‘sleep’

hypnotic, hypnosis

Today it means

noun legendary asp said to kill people by making them go in an endless sleep or by attacking them in their sleep.

Language periods are conventional ranges, not dates for this word.

Etymograph / Proto-Indo-European *supnós / hypnalis