insaniac

I1N1S1A1N1I1A1C3
/ɪnˈseɪniˌæk/

adjective

Insane and maniacal.

Similar
crazy
Scrabble 10
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Meanings

adjectiveinsaniac (comparative more insaniac, superlative most insaniac)

comparative more insaniac · superlative most insaniac

  1. slangInsane and maniacal.

    And although his insaniac towing of Jezebel had demonstrated that he might be just as crazy as the rest of them, it was hard to sit in this new Bronco and feel bad anymore about their old car.

    2014, James J. Patterson, Quinn O'Connell Jr., Roughnecks, page 245

    Synonyms: crazy

nouninsaniac (plural insaniacs)

plural insaniacs

  1. derogatoryslangOne who is insane and maniacal.

Synonyms & antonyms

adjectiveInsane and maniacal.

Similar
crazy

Origin

Blend of insane + maniac.

Full word history & related roots →

Rhymes & wordplay

Anagrams

Sicanian
Cite this entry
APA

insaniac. (n.d.). In WatkinsX Dictionary. Retrieved November 3, 2026, from https://dictionary.watkinsx.com/word/insaniac

MLA

“insaniac.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/insaniac. Accessed November 3, 2026.

Chicago

WatkinsX Dictionary, s.v. “insaniac,” accessed November 3, 2026, https://dictionary.watkinsx.com/word/insaniac.

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