foolish

[foo-lish] / ˈfu lɪʃ /

ADJECTIVE

nonsensical, idiotic

Synonyms

STRONGEST

absurd crazy fantastic ill-advised insane irrational ludicrous preposterous ridiculous silly stupid unreasonable unwise

WEAK

asinine brainless cockamamy daffy daft dippy doltish dotty fatuous feebleminded half-baked half-witted harebrained ill-considered imbecilic imprudent incautious indiscreet injudicious jerky kooky loony lunatic mad moronic nutty senseless short-sighted simple unintelligent wacky weak witless zany

Antonyms

STRONGEST

balanced logical plain practical rational realistic reasonable responsible sane sensible serious smart sound wise

WEAK

careful cautious circumspect prudent thoughtful unfoolish

Usage

What are other ways to say foolish? The adjective foolish implies a lack of common sense or good judgment or, sometimes, a weakness of mind: a foolish decision; The child seems foolish. Fatuous implies being not only foolish, dull, and vacant in mind, but complacent and highly self-satisfied as well: fatuous and self-important; fatuous answers. Silly denotes extreme and conspicuous foolishness; it may also refer to pointlessness of jokes, remarks, etc.: silly and senseless behavior; a perfectly silly statement. Inane applies to silliness that is notably lacking in content, sense, or point: inane questions that leave one with no reply. Stupid implies natural slowness or dullness of intellect, or, sometimes, a benumbed or dazed state of mind; it is also used to mean foolish or silly: He was rendered stupid by a blow; It is stupid to do such a thing. Asinine originally meant like an ass; it applies to witlessly stupid conversations or conduct and suggests a lack of social grace or perception: He failed to notice the reaction to his asinine remarks.

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.

Babb had been foolish, these critics argued, but it wasn’t his call to come down so hard on Gamble with a criminal prosecution.

From Slate • May 4, 2026

“To try and sidestep Rubio while he is secretary of state is downright foolish and bound to backfire,” said Rick Herrero, the executive director of the Cuba Study Group, a Washington-based policy and advocacy group.

From The Wall Street Journal • Apr. 16, 2026

Locals praised the sender for making amends, with one writing: "A lovely, kind gesture to make up for foolish actions from years ago."

From BBC • Mar. 24, 2026

Go through the account activity together, framing it as a routine check rather than accusing him of being foolish or incompetent.

From MarketWatch • Mar. 23, 2026

Perhaps it was because Lady Constance’s Fulcrum of Fortune had taken a nosedive, or perhaps it was the foolish pirate outfit—for whatever reason, and despite the desirability of the ticket, Lady Constance found no takers.

From "The Hidden Gallery" by Maryrose Wood

foolish

Usage

Example Sentences

Vocabulary lists containing foolish

Negative Words to Describe People

Florida's B.E.S.T. Common Suffixes: -ish

"The Open Window" and "One in a Million"

foolish

Usage

Example Sentences

Related Words

Vocabulary lists containing foolish

Negative Words to Describe People

Florida's B.E.S.T. Common Suffixes: -ish

"The Open Window" and "One in a Million"