80 entries under impulsive topic. ×

2
immature(thoughtless, reckless, negligent, hasty)
2
precipitant(thoughtless, reckless, hasty)
2
precipitous(reckless, hasty)
2
unreliable(adjective, weak, wrong, false, loose)
2
unvigilant(adjective, weak, bold, thoughtless)
1
any old way(expression, adjective, idiom, casual, bold)
1
caught napping(expression, adjective, bold, thoughtless)
1
changeable(adjective, wild, silly, loose, stupid)
1
changeful(adjective, silly, unstable, unreasonable)
1
eager(adjective, quick, reckless, abrupt)
1
fast(adjective, wild, casual, quick)
1
fast-and-loose(adjective, bold, thoughtless, inappropriate)
1
fiery(quick, thoughtless, reckless, speedy)
1
foot-in-mouth(adjective, bold, thoughtless, inappropriate)
1
impatient(adjective, quick, reckless, abrupt)
1
inconstant(adjective, easy, loose, unstable, unreasonable)
1
irrational(adjective, foolish, stupid, bold, thoughtless)
1
not careful(expression, adjective, idiom, bold, thoughtless)
1
off guard(expression, adjective, bold, thoughtless)
1
overhasty(foolish, thoughtless, rash, hasty)
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APASmart Define. (2016). careless thesaurus. Retrieved September 25, 2026, from https://smartdefine.org/careless/thesaurus/synonyms
ChicagoSmart Define. 2016. "careless thesaurus" https://smartdefine.org/careless/thesaurus/synonyms (accessed September 25, 2026).
HarvardSmart Define 2016, careless thesaurus, Smart Define, viewed 25 September, 2026, <https://smartdefine.org/careless/thesaurus/synonyms>.
MLASmart Define. "careless thesaurus" 3 March 2016. Web. 25 September 2026. <https://smartdefine.org/careless/thesaurus/synonyms>