118 entries under careless topic. ×

3
cursory(adjective, indifferent, casual, unconcerned)
3
foolish(stupid, thoughtless, unthinking, inconsiderate)
3
ill-considered(stupid, unthinking, obtuse, unperceptive)
3
imprudent(adjective, stupid, casual, rash)
3
mindless(indifferent, stupid, casual, unconcerned)
3
napping(adjective, indifferent, casual, thoughtless)
3
slack(adjective, indifferent, coarse, unconcerned)
3
unmeant(adjective, casual, innocent, thoughtless)
2
absentminded(adjective, indifferent, apathetic, distracted)
2
blind(adjective, indifferent, coarse, apathetic)
2
ill-advised(stupid, unthinking, obtuse, unperceptive)
2
indiscreet(adjective, casual, thoughtless, inconsiderate)
2
lax(adjective, indifferent, coarse, casual)
2
off-guard(adjective, indifferent, apathetic, distracted)
2
offhand(adjective, indifferent, casual, unconcerned)
2
rash(indifferent, thoughtless, unconcerned, inconsiderate)
2
silly(stupid, unthinking, obtuse, unperceptive)
2
stupid(unthinking, obtuse, unperceptive, unobservant)
2
unnoticing(adjective, indifferent, apathetic, distracted)
2
unobserving(adjective, indifferent, apathetic, distracted)
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APASmart Define. (2015). inadvertent thesaurus. Retrieved October 1, 2026, from https://smartdefine.org/inadvertent/thesaurus/synonyms
ChicagoSmart Define. 2015. "inadvertent thesaurus" https://smartdefine.org/inadvertent/thesaurus/synonyms (accessed October 1, 2026).
HarvardSmart Define 2015, inadvertent thesaurus, Smart Define, viewed 1 October, 2026, <https://smartdefine.org/inadvertent/thesaurus/synonyms>.
MLASmart Define. "inadvertent thesaurus" 13 April 2015. Web. 1 October 2026. <https://smartdefine.org/inadvertent/thesaurus/synonyms>