58 entries under lethargic topic. ×

1
off(adjective, dull, slow, heavy, sluggish)
1
phlegmatic(adjective, dull, slow, heavy, stupid)
1
pokey(adjective, dull, slow, heavy, sluggish)
1
restful(adjective, tired, sleepy, dazed)
1
slack(adjective, dull, slow, heavy, still)
1
sleepyhead(adjective, dull, quiet, slow, heavy)
1
sleepyheaded(adjective, dull, slow, heavy, sluggish)
1
slothful(adjective, dull, slow, heavy, still)
1
slow(adjective, dull, quiet, heavy, weary)
1
slow-moving(adjective, dull, slow, heavy, stupid)
1
sluggard(adjective, dull, slow, heavy, still)
1
soothing(noun, adjective, dull, tired)
1
stagnant(adjective, dull, slow, heavy, apathetic)
1
stiff(adjective, dull, slow, heavy, sluggish)
1
sullen(adjective, dull, slow, heavy, sluggish)
1
tired(adjective, dull, quiet, weary, sluggish)
1
unresponsive(adjective, dull, slow, heavy, still)
0
dazed(adjective, tired, sleepy, drowsy)
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APASmart Define. (2015). slumberous thesaurus. Retrieved September 29, 2026, from https://smartdefine.org/slumberous/thesaurus/synonyms
ChicagoSmart Define. 2015. "slumberous thesaurus" https://smartdefine.org/slumberous/thesaurus/synonyms (accessed September 29, 2026).
HarvardSmart Define 2015, slumberous thesaurus, Smart Define, viewed 29 September, 2026, <https://smartdefine.org/slumberous/thesaurus/synonyms>.
MLASmart Define. "slumberous thesaurus" 14 April 2015. Web. 29 September 2026. <https://smartdefine.org/slumberous/thesaurus/synonyms>