65 entries under impulsive topic. ×

17
crazy(adjective, weak, simple, knowledge, ability)
14
silly(adjective, weak, simple, knowledge, ability)
9
foolish(adjective, weak, simple, knowledge, ability)
6
rash(adjective, careless, wild, silly, foolish)
5
idiotic(adjective, weak, simple, knowledge, ability)
5
madcap(noun, adjective, careless, wild, silly)
5
reckless(adjective, careless, wild, silly, foolish)
5
thoughtless(careless, wild, crazy, vague)
5
wild(adjective, careless, foolish, fantastic, thoughtless)
4
adventurous(adjective, careless, wild, bold, thoughtless)
4
heedless(adjective, careless, wild, silly, stupid)
3
brainless(adjective, weak, simple, careless, silly)
3
careless(adjective, wrong, wild, foolish, stupid)
3
imprudent(adjective, weak, simple, careless, wild)
3
incautious(adjective, weak, simple, careless, wild)
2
audacious(adjective, careless, wild, bold, thoughtless)
2
bold(adjective, careless, wild, thoughtless)
2
daring(adjective, careless, wild, bold, thoughtless)
2
headlong(adjective, careless, wild, thoughtless)
2
indiscreet(adjective, weak, simple, careless, wild)
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APASmart Define. (2015). harebrained thesaurus. Retrieved September 22, 2026, from https://smartdefine.org/harebrained/thesaurus/synonyms
ChicagoSmart Define. 2015. "harebrained thesaurus" https://smartdefine.org/harebrained/thesaurus/synonyms (accessed September 22, 2026).
HarvardSmart Define 2015, harebrained thesaurus, Smart Define, viewed 22 September, 2026, <https://smartdefine.org/harebrained/thesaurus/synonyms>.
MLASmart Define. "harebrained thesaurus" 14 April 2015. Web. 22 September 2026. <https://smartdefine.org/harebrained/thesaurus/synonyms>