95 entries under lethargic topic. ×

4
supine(adjective, dull, careless, indifferent, idle)
4
weary(adjective, dull, flat, careless, indifferent)
3
drugged
3
vacant(stale, languid, innocuous, indolent)
2
bored(languid, sleepy, indolent, lukewarm)
2
drooping(adjective, limp, hanging)
2
hebetudinous(adjective, dull, slow, heavy, sluggish)
2
insouciant(adjective, languid, sleepy, indolent)
2
leisurely
2
lukewarm(adjective, warm, languid, sleepy)
2
unhurried
1
dallying(adjective, dull, careless, indifferent, idle)
1
dilatory(adjective, dull, careless, indifferent, idle)
1
down(adjective, dull, flat, low, sad)
1
dragging(adjective, dull, slow, heavy, boring)
1
drippy(adjective, dull, flat, low, sad)
1
drowsy(adjective, dull, careless, indifferent, idle)
1
flagging(adjective, dull, careless, indifferent, idle)
1
laggard(adjective, dull, careless, indifferent, idle)
1
lagging(adjective, dull, careless, indifferent, idle)
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APASmart Define. (2015). lifeless thesaurus. Retrieved September 29, 2026, from https://smartdefine.org/lifeless/thesaurus/synonyms
ChicagoSmart Define. 2015. "lifeless thesaurus" https://smartdefine.org/lifeless/thesaurus/synonyms (accessed September 29, 2026).
HarvardSmart Define 2015, lifeless thesaurus, Smart Define, viewed 29 September, 2026, <https://smartdefine.org/lifeless/thesaurus/synonyms>.
MLASmart Define. "lifeless thesaurus" 10 April 2015. Web. 29 September 2026. <https://smartdefine.org/lifeless/thesaurus/synonyms>