Synonyms|524Antonyms|236|Broader|3Narrower|8Related|1.8k

64 entries under careless topic. ×

4
tired(adjective, dull, slow, indifferent)
3
faineant(adjective, indifferent)
3
relaxed(adjective, calm, cool, slow)
3
romantic(adjective, indifferent)
3
sentimental(adjective, indifferent)
2
comatose(adjective, dull, weak, easy, slow)
2
disregardful(slow, indifferent, casual, thoughtless)
2
happy-go-lucky(adjective, informal, casual, unconcerned)
2
reckless(casual, easygoing, happy-go-lucky, slapdash)
2
regardless(slow, indifferent, casual, thoughtless)
2
slapdash(adjective, slow, indifferent, casual)
2
sloppy(slow, indifferent, casual, negligent)
2
snoozy(adjective, dull, weak, easy, slow)
2
thoughtless(adjective, slow, indifferent, casual)
2
unmindful(casual, negligent, lax, happy-go-lucky)
2
weary(adjective, dull, weak, easy, slow)
1
abstracted(adjective, indifferent, casual, lethargic)
1
energyless(adjective, dull, weak, easy, slow)
1
forgetful(adjective, slow, indifferent, casual)
1
neglectful(adjective, calm, dull, cool)
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ChicagoSmart Define. 2016. "lackadaisical thesaurus" https://smartdefine.org/lackadaisical/thesaurus/synonyms (accessed September 30, 2026).
HarvardSmart Define 2016, lackadaisical thesaurus, Smart Define, viewed 30 September, 2026, <https://smartdefine.org/lackadaisical/thesaurus/synonyms>.
MLASmart Define. "lackadaisical thesaurus" 2 March 2016. Web. 30 September 2026. <https://smartdefine.org/lackadaisical/thesaurus/synonyms>