326 entries under adjective topic. ×

28
listless(action, calm, dull, cool)
24
apathetic(calm, dull, cool, weak)
23
indolent(dull, slow, careless, relaxed)
23
indifferent(calm, dull, cool, weak)
22
languorous(action, dull, weak, easy)
22
lethargic(dull, quiet, weak, easy)
20
lazy(dull, weak, easy, slow)
19
languid(action, dull, weak, easy)
19
sluggish(dull, quiet, weak, easy)
19
slothful(dull, flat, low, sad)
19
unconcerned(calm, dull, cool, weak)
18
phlegmatic(dull, quiet, weak, easy)
15
inert(dull, weak, easy, slow)
15
idle(dull, quiet, careless, indifferent)
14
spiritless(action, dull, weak, easy)
14
insouciant(calm, dull, cool, relaxed)
14
slow(dull, weak, easy, careless)
13
dull(flat, low, sad, careless)
13
inactive(dull, quiet, weak, easy)
13
torpid(dull, weak, easy, flat)
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APASmart Define. (2016). lackadaisical thesaurus. Retrieved September 27, 2026, from https://smartdefine.org/lackadaisical/thesaurus/synonyms
ChicagoSmart Define. 2016. "lackadaisical thesaurus" https://smartdefine.org/lackadaisical/thesaurus/synonyms (accessed September 27, 2026).
HarvardSmart Define 2016, lackadaisical thesaurus, Smart Define, viewed 27 September, 2026, <https://smartdefine.org/lackadaisical/thesaurus/synonyms>.
MLASmart Define. "lackadaisical thesaurus" 2 March 2016. Web. 27 September 2026. <https://smartdefine.org/lackadaisical/thesaurus/synonyms>