54 entries under foolish topic. ×

21
reckless(adjective, neglect, careless, cheerful)
17
imprudent(noun, adjective, neglect, careless)
16
incautious(adjective, careless, careful, casual)
16
thoughtless(adjective, careless, casual, bold)
15
careless(adjective, casual, bold, extravagant)
15
heedless(adjective, careless, cheerful, casual)
15
rash(adjective, careless, stupid, careful)
9
ill-considered(adjective, careless, stupid, careful)
8
ill-judged(adjective, careless, bold, thoughtless)
8
impulsive(adjective, careless, careful, bold)
8
indiscreet(adjective, careless, casual, bold)
8
injudicious(adjective, careless, casual, bold)
8
unwary(adjective, careless, wild, stupid)
7
brash(adjective, careless, careful, bold)
7
hasty(adjective, careless, careful, casual)
7
temerarious(adjective, careless, careful, thoughtless)
7
unthinking(adjective, careless, casual, bold)
5
foolhardy(adjective, careless, careful, thoughtless)
5
headlong(adjective, careless, wild, stupid)
5
inconsiderate(adjective, careless, casual, bold)
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APASmart Define. (2015). improvident thesaurus. Retrieved September 23, 2026, from https://smartdefine.org/improvident/thesaurus/synonyms
ChicagoSmart Define. 2015. "improvident thesaurus" https://smartdefine.org/improvident/thesaurus/synonyms (accessed September 23, 2026).
HarvardSmart Define 2015, improvident thesaurus, Smart Define, viewed 23 September, 2026, <https://smartdefine.org/improvident/thesaurus/synonyms>.
MLASmart Define. "improvident thesaurus" 13 April 2015. Web. 23 September 2026. <https://smartdefine.org/improvident/thesaurus/synonyms>