Synonyms|796Antonyms|202|Broader|9Narrower|9Related|1.3k

414 entries under adjective topic. ×

2
impulsive(careless, bold, thoughtless, inappropriate)
2
inconstant(easy, promiscuous)
2
indiscreet(sharp, rude, careless, indifferent)
2
informal
2
injudicious(careless, casual, bold, thoughtless)
2
laggard(slow, late, remiss, tardy)
2
laid back(expression, feature, state, calm)
2
madcap(careless, wild, bold, thoughtless)
2
off guard(expression, adverb, careless, bold)
2
out of it(expression, idiom, careless, silly)
2
out to lunch(expression, idiom, careless, unconcerned)
2
scatterbrained(careless, indifferent, foolish, apathetic)
2
silly(foolish, senseless, insensitive, unnecessary)
2
sluggish(slow, late, lazy, remiss)
2
stupid(insensitive, obtuse, unperceptive, indiscriminating)
2
tolerant(feature, state, soft, trait)
2
undisturbed(feature, state, indifferent, trait)
2
unemotional(calm, cool, relaxed, cold)
2
uninformed(unconcerned, ignorant, naive, unconscious)
2
unknowing(unconcerned, ignorant, naive, unconscious)
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ChicagoSmart Define. 2015. "negligent thesaurus" https://smartdefine.org/negligent/thesaurus/synonyms (accessed September 29, 2026).
HarvardSmart Define 2015, negligent thesaurus, Smart Define, viewed 29 September, 2026, <https://smartdefine.org/negligent/thesaurus/synonyms>.
MLASmart Define. "negligent thesaurus" 13 April 2015. Web. 29 September 2026. <https://smartdefine.org/negligent/thesaurus/synonyms>