Synonyms|724Antonyms|162|Broader|8Narrower|0Related|1.2k

122 entries under foolish topic. ×

8
forgetful(adjective, careless, indifferent, silly)
8
ill-considered(adjective, careless, stupid, thoughtless)
8
illogical(adjective, unreasonable, thoughtless)
8
unconsidered(adjective, careless, casual, rash)
8
unreasonable(adjective, careless, stupid, thoughtless)
8
unwary(adjective, careless, thoughtless, impulsive)
8
unwise(adjective, careless, unreasonable, thoughtless)
7
improvident(adjective, careless, casual, bold)
7
injudicious(adjective, wrong, sharp, rough, careless)
7
oblivious(adjective, careless, indifferent, silly)
7
regardless(adjective, careless, indifferent, stupid)
6
empty-headed(adjective, slight, careless, indifferent)
6
ill-advised(adjective, dull, careless, stupid)
6
mad(adjective, unreasonable, illogical)
6
moronic(adjective, dull, simple, slow, silly)
6
remiss(adjective, careless, indifferent, stupid)
6
silly(adjective, wrong, slight, careless)
6
undiscerning(adjective, careless, indifferent, stupid)
6
unreasoning(adjective, careless, stupid, unreasonable)
5
crazy(adjective, careless, stupid, unreasonable)
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ChicagoSmart Define. 2015. "unthinking thesaurus" https://smartdefine.org/unthinking/thesaurus/synonyms (accessed September 24, 2026).
HarvardSmart Define 2015, unthinking thesaurus, Smart Define, viewed 24 September, 2026, <https://smartdefine.org/unthinking/thesaurus/synonyms>.
MLASmart Define. "unthinking thesaurus" 13 April 2015. Web. 24 September 2026. <https://smartdefine.org/unthinking/thesaurus/synonyms>