19
imprudent(adjective, weak, simple, careless, silly)
17
rash(adjective, careless, silly, foolish, stupid)
15
ill-advised(adjective, weak, simple, careless, silly)
14
indiscreet(adjective, simple, careless, foolish, wise)
14
injudicious(adjective, careless, foolish, stupid, wise)
14
reckless(adjective, careless, foolish, careful, thoughtless)
14
thoughtless(adjective, careless, foolish, impulsive, rash)
12
foolish(adjective, weak, simple, careless, silly)
12
ill-judged(adjective, careless, foolish, thoughtless, rash)
12
unwise(adjective, careless, foolish, stupid, wise)
11
hasty(adjective, careless, foolish, careful, thoughtless)
11
impolitic(adjective, careless, foolish, stupid, wise)
10
heedless(adjective, careless, foolish, thoughtless, impulsive)
10
improvident(adjective, careless, foolish, stupid, careful)
10
impulsive(adjective, careless, foolish, careful, thoughtless)
9
incautious(adjective, simple, careless, foolish, careful)
8
foolhardy(adjective, careless, foolish, careful, thoughtless)
8
impetuous(adjective, careless, careful, thoughtless, impulsive)
8
misguided(adjective, foolish, thoughtless, rash, unwise)
8
unthinking(adjective, careless, foolish, stupid, thoughtless)
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APASmart Define. (2015). ill-considered thesaurus. Retrieved September 20, 2026, from https://smartdefine.org/ill-considered/thesaurus/synonyms
ChicagoSmart Define. 2015. "ill-considered thesaurus" https://smartdefine.org/ill-considered/thesaurus/synonyms (accessed September 20, 2026).
HarvardSmart Define 2015, ill-considered thesaurus, Smart Define, viewed 20 September, 2026, <https://smartdefine.org/ill-considered/thesaurus/synonyms>.
MLASmart Define. "ill-considered thesaurus" 13 April 2015. Web. 20 September 2026. <https://smartdefine.org/ill-considered/thesaurus/synonyms>