292 entries under adjective topic. ×

5
benumbed(dull, cold, apathetic, unfeeling)
5
blah(calm, dull, quiet, weak)
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debilitated(dull, heavy, stupid, idle)
5
detached(indifferent, feelings, unfeeling, unconcerned)
5
droopy(relaxed, indifferent, unconcerned, lifeless)
5
immobile(dull, sluggish, lazy, inert)
5
unmoving(inactive, motionless, stationary)
4
asleep(dull, quiet, slow, heavy)
4
bovine
4
dead(cold, unfeeling, senseless, numb)
4
doltish(dull, slow, stupid)
4
drugged(cold, dead, tired, senseless)
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groggy(calm, dull, flat, unemotional)
4
insouciant(languid, indolent)
4
laid-back(dull, weak, easy, slow)
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lax(dull, sluggish, lazy, motionless)
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leisurely(dull, quiet, weak, easy)
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logy(slow, sluggish, slow-moving, snail-paced)
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numb(cold, apathetic, unfeeling, senseless)
4
obtuse(dull, slow, stupid)
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APASmart Define. (2016). lethargic thesaurus. Retrieved September 27, 2026, from https://smartdefine.org/lethargic/thesaurus/synonyms
ChicagoSmart Define. 2016. "lethargic thesaurus" https://smartdefine.org/lethargic/thesaurus/synonyms (accessed September 27, 2026).
HarvardSmart Define 2016, lethargic thesaurus, Smart Define, viewed 27 September, 2026, <https://smartdefine.org/lethargic/thesaurus/synonyms>.
MLASmart Define. "lethargic thesaurus" 4 January 2016. Web. 27 September 2026. <https://smartdefine.org/lethargic/thesaurus/synonyms>