Thesaurus.com
Dictionary.com
Showing results for foolishness. Search instead for foolishne.
Definitions

foolishness

[foo-lish-nis] / ˈfu lɪʃ nɪs /
NOUN
idiocy, nonsense
Synonyms
STRONGEST
absurdity bunk craziness folly indiscretion insanity irrationality irresponsibility lunacy rubbish silliness stupidity
STRONG
absurdness claptrap foolery impracticality imprudence inanity insensibility mistake poppycock senselessness tommyrot twaddle unwiseness weakness
WEAK
carrying-on dumb trick fool trick horse feathers ludicrousness preposterousness unreasonableness witlessness
Antonyms
STRONGEST
judgment sense wisdom
WEAK
care carefulness caution circumspection prudence seriousness thoughtfulness wiseness

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.

And what he sees, Page argues, is our own reflection — humanity, in all its fractured and flailing self-destructive foolishness.

From Los Angeles Times • Jan. 17, 2026

Mr. Clooney has never had a better role, and he burrows deeply into it with a self-interrogating combination of narcissism, foolishness, bravado and charisma.

From The Wall Street Journal • Nov. 13, 2025

As Dickens prophetically reminds us, ours is hardly the first age of wisdom and of foolishness, the first epoch of belief and of incredulity.

From Los Angeles Times • Sep. 30, 2025

It's that time of the year again - the annual act of foolishness in which I try to predict the outcome of the 2024-25 season for all 20 Premier League clubs.

From BBC • Aug. 14, 2024

I know it’s probably foolishness, but if it is, I want to rule it out.

From "Catching Fire" by Suzanne Collins

From Roget's 21st Century Thesaurus, Third Edition Copyright © 2013 by the Philip Lief Group.