1
irresponsible
1
lackadaisical(adjective, calm, dull, cool, careless)
1
lagging(dull, slow, careless, idle, sluggish)
1
laissez-faire
1
languid(dull, idle, sluggish, inactive, lethargic)
1
languorous(dull, idle, sluggish, inactive, lethargic)
1
leisurely(slow, late, remiss, tardy, procrastinating)
1
lenient(soft, tolerant, slack, remiss)
1
lifeless(dull, careless, idle, sluggish, inactive)
1
like an absent-minded professor(expression, adjective, idiom, careless, sloppy)
1
lingering(slow, late, remiss, tardy, procrastinating)
1
listless(adjective, calm, cool, sharp, rude)
1
loafing(dull, careless, idle, sluggish, inactive)
1
loitering(slow, late, remiss, tardy, procrastinating)
1
looking out window(expression, adjective, idiom, careless, sloppy)
1
lost(adjective, careless, indifferent, apathetic, distracted)
1
mooning(adjective, careless, silly, foolish, senseless)
1
moony(adjective, careless, silly, foolish, senseless)
1
moratory(slow, late, remiss, tardy, procrastinating)
1
musing(noun, adjective, careless, indifferent, apathetic)
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APASmart Define. (2015). neglectful thesaurus. Retrieved September 26, 2026, from https://smartdefine.org/neglectful/thesaurus/synonyms
ChicagoSmart Define. 2015. "neglectful thesaurus" https://smartdefine.org/neglectful/thesaurus/synonyms (accessed September 26, 2026).
HarvardSmart Define 2015, neglectful thesaurus, Smart Define, viewed 26 September, 2026, <https://smartdefine.org/neglectful/thesaurus/synonyms>.
MLASmart Define. "neglectful thesaurus" 13 April 2015. Web. 26 September 2026. <https://smartdefine.org/neglectful/thesaurus/synonyms>