Definitions

craziness

[krey-zee-nis] / ˈkreɪ zi nɪs /

NOUN

foolishness

Synonyms

STRONGEST

absurdity idiocy insanity lunacy madness nonsense nuttiness silliness

STRONG

flakiness foolery imbecility senselessness tomfoolery

WEAK

brainlessness wackiness zaniness

Antonyms

STRONGEST

sense

NOUN

insanity

Synonyms

STRONGEST

insanity lunacy madness

STRONG

derangement insaneness psychopathy psychosis unsoundness

WEAK

brainsickness mental disorder mental illness

Antonyms

STRONGEST

sanity

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.

The craziness accelerates, as it tends to do.

From The Wall Street Journal • May 21, 2026

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

I hadn’t realized, as I walked home from school that day, how far this craziness would go.

From "A Very Large Expanse of Sea" by Tahereh Mafi