Where does “hypovigilance” come from?

hypovigilance (English) comes from English vigilance, from Middle French vigilance, from Latin vigilantia, from Latin -ia, from Latin -ius, from Proto-Italic -jōs, from Proto-Indo-European -yós — Creates adjectives from noun or verb stems.

hypovigilance (English): A state of reduced sensory sensitivity and response, for example when drowsy or bored

Definitions

  1. A state of reduced sensory sensitivity and response, for example when drowsy or bored

Ancestry of “hypovigilance”, step by step

hypovigilance traces back through two separate lines of ancestry.

via English vigilance

StepLanguageWordMeaning
1EnglishvigilanceAlert watchfulness; Close and continuous...
2Middle Frenchvigilance
3Latinvigilantiavigilance, alertness; wakefulness
4Latin-iaUsed to form a feminine abstract noun, usually...
5Latin-iusforming adjectives from nouns; nominative neuter...
6Proto-Italic-jōsForms comparative adjectives
7Proto-Indo-European-yósCreates adjectives from noun or verb stems

via English hypo

StepLanguageWordMeaning
1EnglishhypoMelancholy; a fit of ‘hypochondria’; a morbid...
2Englishhypo-Below; beneath; under; Deficient; less than...
3Ancient Greekὑπό
4Proto-Indo-Europeanupóunder, below
5Proto-Indo-Europeanh₃ewp-
Every word from Proto-Indo-European -yósEvery word from Latin -iaEvery word from Latin -ius