200 entries under adjective topic. ×

6
intrepid(strong, smart, bold, resolute)
5
absurd(silly, foolish, stupid, fantastic)
5
desperate(wild, anxious, worried, thoughtless)
5
fearless(strong, smart, bold, resolute)
5
go for broke(expression, idiom, smart, bold)
5
gutsy(strong, smart, bold, resolute)
5
harebrained(careless, foolish, fantastic, thoughtless)
5
headstrong(careless, bold, impulsive, rash)
5
heady
5
hectic(rash, reckless)
5
idiotic(silly, foolish, stupid, crazy)
5
improvident(careless, foolish, careful, thoughtless)
5
indifferent
5
negligent(careless, wild, thoughtless, easygoing)
5
stupid(silly, foolish, crazy, rash)
5
unconsidered(noun, foolish, careful, rash)
5
unmindful(rash, reckless, oblivious, imprudent)
5
unthinking(careless, foolish, thoughtless, impulsive)
4
enterprising(bold, brave, daring, reckless)
4
frantic(foolish, anxious, fantastic, worried)
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APASmart Define. (2015). foolhardy thesaurus. Retrieved September 25, 2026, from https://smartdefine.org/foolhardy/thesaurus/synonyms
ChicagoSmart Define. 2015. "foolhardy thesaurus" https://smartdefine.org/foolhardy/thesaurus/synonyms (accessed September 25, 2026).
HarvardSmart Define 2015, foolhardy thesaurus, Smart Define, viewed 25 September, 2026, <https://smartdefine.org/foolhardy/thesaurus/synonyms>.
MLASmart Define. "foolhardy thesaurus" 13 April 2015. Web. 25 September 2026. <https://smartdefine.org/foolhardy/thesaurus/synonyms>