insomniac

I1N1S1O1M3N1I1A1C3
UK/ɪnˈsɒm.ni.æk/

noun

One who suffers an inability or difficulty sleeping; a sufferer from insomnia.

Similar
sleeplesswatchfulawakesleepless person
Less commonScrabble 13

Meanings

nouninsomniac (plural insomniacs)

plural insomniacs

  1. One who suffers an inability or difficulty sleeping; a sufferer from insomnia.

    Leave my door open just a crack (please take me away from here) 'Cause I feel like such an insomniac (please take me away from here)

    2009, Owl City, “Fireflies”, in Ocean Eyes, via Spotify
adjectiveinsomniac (comparative more insomniac, superlative most insomniac)

comparative more insomniac · superlative most insomniac

  1. Suffering from or pertaining to insomnia.

    By 9 A.M., however, all but the most insomniac of the night owls were taking a catnap.

    1963 August 19, Charlotte Curtis, “Newport Debut Revelry Carries Over to 2d Day”, in The New York Times, New York, N.Y.: The New York Times Company, →ISSN, →OCLC

Synonyms & antonyms

adjectiveexperiencing or accompanied by sleeplessness

nounsomeone who cannot sleep

Similar
sleepless person
Broader
sick persondiseased personsufferer

Synonym sets from Open English WordNet, CC BY 4.0.

Origin

Translations

Arabic أَرِق, آرِق
  • أَرِق (ʔariq)one who suffers an inability or difficulty sleeping
  • آرِق (ʔāriq)one who suffers an inability or difficulty sleeping
Catalan insomne
  • insomnesuffering from or pertaining to insomnia
Chinese Mandarin 失眠患者, 失眠的
  • 失眠患者 (shīmián huànzhě)one who suffers an inability or difficulty sleeping
  • 失眠的 (shīmián de)suffering from or pertaining to insomnia
  • 患有失眠症的 (huànyǒu shīmiánzhèng de)suffering from or pertaining to insomnia
Finnish unettomuudesta kärsivä, unettomuudesta kärsivä
  • unettomuudesta kärsiväone who suffers an inability or difficulty sleeping
  • unettomuudesta kärsiväsuffering from or pertaining to insomnia
French insomniaque, insomniaque
  • insomniaqueone who suffers an inability or difficulty sleeping
  • insomniaquesuffering from or pertaining to insomnia
German Schlafloser, Schlafgestörter
  • Schlafloserone who suffers an inability or difficulty sleeping
  • Schlafgestörterone who suffers an inability or difficulty sleeping
  • Schlafgestörteone who suffers an inability or difficulty sleeping
  • Asom­nier (med.)one who suffers an inability or difficulty sleeping
  • insomnischsuffering from or pertaining to insomnia
  • schlafgestörtsuffering from or pertaining to insomnia
Icelandic einhver sem þjáist af svefnleysi, svefnleysis-
  • einhver sem þjáist af svefnleysione who suffers an inability or difficulty sleeping
  • svefnleysis-suffering from or pertaining to insomnia
Italian insonne
  • insonneone who suffers an inability or difficulty sleeping
Portuguese insone
  • insoneone who suffers an inability or difficulty sleeping
Romanian insomniac, insomniac
  • insomniacone who suffers an inability or difficulty sleeping
  • insomniacsuffering from or pertaining to insomnia
Spanish insomne, insomne
  • insomneone who suffers an inability or difficulty sleeping
  • insomnesuffering from or pertaining to insomnia

Rhymes & wordplay

Rhymes with insomniac

All rhymes →

Anagrams

Cite this entry
APA

insomniac. (n.d.). In WatkinsX Dictionary. Retrieved November 4, 2026, from https://dictionary.watkinsx.com/word/insomniac

MLA

“insomniac.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/insomniac. Accessed November 4, 2026.

Chicago

WatkinsX Dictionary, s.v. “insomniac,” accessed November 4, 2026, https://dictionary.watkinsx.com/word/insomniac.

Source: insomniac on Wiktionary, CC BY-SA 4.0.