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Synonyms

craziness

American  
[krey-zee-nis] / ˈkreɪ zi nɪs /

noun

  1. the state or condition of being mentally deranged; madness.

    Thinking you can handle everything in life by yourself is itself a kind of craziness.

    The long, dark Arctic winter produced a kind of craziness in him.

  2. Informal. the state or quality of being wildly busy, hectic, chaotic, etc..

    Now that the Christmas craziness is over, I'm finally getting back to writing my blog.

  3. Informal. an unpredictable, nonconforming, or odd quality; eccentricity.

    Dave is perfect for me—he understands me, laughs with me, and loves me in spite of my craziness.

  4. Informal. a bizarre or random quality, or something having this quality.

    Shooting this movie we got away with a lot of improv and craziness and stuff that didn't have to fit or have much meaning behind it.

  5. Informal. a rash, silly, or unsound quality, or behavior, ideas, etc., of this kind.

    He argued against the craziness of changing the clocks every fall, making late afternoon even more dangerous for children coming home from school.

  6. Informal. intense or excessive emotion about someone or something; enthusiasm, infatuation, alarm, frustration, etc. (usually followed by about, for, orover ).

    His craziness about her is based solely on her beauty.

    I expect the switchboards to be lit up with people's craziness over this issue.

Etymology

Origin of craziness

First recorded in 1610–20; crazy ( def. ) + -ness ( def. )

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

Huppert said of avant-garde German filmmaker Ottinger that "you want to follow her vision, her craziness".

From Barron's • Feb. 18, 2026

For the stock market, the cause of the craziness came out of earnings from some Big Tech companies.

From MarketWatch • Jan. 29, 2026

But I think there’s a potential to do all the craziness that comes out at night.

From Los Angeles Times • Jan. 8, 2026

Speaking in a BBC interview earlier this year, Earps said her move to PSG had allowed her to escape "the craziness of England".

From BBC • Nov. 11, 2025

I didn’t get into the craziness of Greek life, but step shows were fun to watch.

From "Proud" by Ibtihaj Muhammad

Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023

Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.