240 entries under adjective topic. ×

2
idle(dull, careless, indifferent, apathetic)
2
improvident(careless, bold, thoughtless, impulsive)
2
inactive(dull, careless, indifferent, idle)
2
indiscreet(sharp, rude, careless, indifferent)
2
laggard(dull, slow, careless, sluggish)
2
lethargic(dull, idle, sluggish, lazy)
2
loose(calm, cool, relaxed, detached)
2
lukewarm(calm, cool, relaxed, detached)
2
off-guard(careless, indifferent, apathetic, distracted)
2
off guard(expression, careless, bold, thoughtless)
2
offhand(calm, cool, careless, relaxed)
2
out of it(expression, idiom, dull, careless)
2
out to lunch(expression, idiom, careless, indifferent)
2
promiscuous
2
relaxed(calm, cool, casual, offhand)
2
shabby
2
shoddy
2
silly(careless, foolish, stupid, senseless)
2
slothful(dull, careless, idle, sluggish)
2
slow(dull, careless, sluggish, late)
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APASmart Define. (2015). neglectful thesaurus. Retrieved September 28, 2026, from https://smartdefine.org/neglectful/thesaurus/synonyms
ChicagoSmart Define. 2015. "neglectful thesaurus" https://smartdefine.org/neglectful/thesaurus/synonyms (accessed September 28, 2026).
HarvardSmart Define 2015, neglectful thesaurus, Smart Define, viewed 28 September, 2026, <https://smartdefine.org/neglectful/thesaurus/synonyms>.
MLASmart Define. "neglectful thesaurus" 13 April 2015. Web. 28 September 2026. <https://smartdefine.org/neglectful/thesaurus/synonyms>