50 entries under lackluster topic. ×

1
out of it(expression, adjective, idiom, dull, careless)
1
sleepyhead(adjective, dull, stupid, weary, apathetic)
1
slumberous(adjective, dull, slow, heavy, still)
1
snoozy(adjective, dull, careless, indifferent, idle)
1
stolid(adjective, dull, quiet, flat, slow)
1
stretchy(adjective, dull, stupid, idle, weary)
1
stupefied(adjective, dull, stupid, idle, weary)
1
weary(adjective, dull, careless, indifferent, idle)
1
wimpy(adjective, dull, stupid, idle, weary)
0
exhausted(adjective, weary, tired, sluggish, lazy)
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APASmart Define. (2015). slothful thesaurus. Retrieved September 28, 2026, from https://smartdefine.org/slothful/thesaurus/synonyms
ChicagoSmart Define. 2015. "slothful thesaurus" https://smartdefine.org/slothful/thesaurus/synonyms (accessed September 28, 2026).
HarvardSmart Define 2015, slothful thesaurus, Smart Define, viewed 28 September, 2026, <https://smartdefine.org/slothful/thesaurus/synonyms>.
MLASmart Define. "slothful thesaurus" 14 April 2015. Web. 28 September 2026. <https://smartdefine.org/slothful/thesaurus/synonyms>