Thesaurus:foolish

Thesaurus

foolish

English

Adjective

Sense: (of a person, action) lacking good sense or judgement; unwise

Synonyms

• asinine
• balmy (US, informal)
• barmy (Britain, Ireland, informal)
• bedaft
• daft
• derpy (slang)
• dopey
• dumb
• duncical
• fatuous
• fuzzy-headed
• fuzzy-minded
• gauvison (UK dialect)
• goofy
• idiotic
• insipient
• mookish
• naive    [⇒ thesaurus]
• silly
• slight (obsolete)
• softheaded
• soft in the head
• sottish (dated)
• stupid    [⇒ thesaurus]
• thick (not of action)
• unsage
• unwise
• wool-headed
• woolly-headed
• woolly-minded

Colloquialisms or slang

• crackpot
• dense

Similes

• thick as a brick (not of action)
• daft as a brush

Technical terms misused

• cretinous
• idiotic
• imbecilic
• lame
• moronic
• retarded

Antonyms

• wise    [⇒ thesaurus]

Hyponyms

• gullible    [⇒ thesaurus]
• naive    [⇒ thesaurus]

Hypernyms

• weak-minded    [⇒ thesaurus]

See also

• Thesaurus:fool
• Thesaurus:insane

Further reading

• Wiktionary:Roget Thesaurus Classification

  Class IV. Words Relating to the Intellectual Faculties

  Division I. Formation of Ideas

  Section V. Results Of Reasoning

  499. Imbecility, Folly - “Imbecility” in Roget's Thesaurus, T. Y. Crowell Co., 1911.

• “foolish” in Moby Thesaurus II, Grady Ward, 1996.