50 entries under lackluster topic. ×

1
slumberous(adjective, dull, slow, heavy, still)
1
snoozy(adjective, dull, careless, relaxed, indifferent)
1
stupefied(adjective, weary, tired, sluggish, lazy)
0
debilitated(adjective, weary, tired, sluggish, lazy)
0
exhausted(adjective, weary, tired, sluggish, lazy)
0
having spring fever(expression, adjective, idiom, weary, tired)
0
nebbish(adjective, relaxed, weary, tired, sluggish)
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sleepyhead(adjective, relaxed, weary, tired, sluggish)
0
stretchy(adjective, weary, tired, sluggish, lazy)
0
wimpy(adjective, relaxed, weary, tired, sluggish)
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APASmart Define. (2015). indolent thesaurus. Retrieved September 29, 2026, from https://smartdefine.org/indolent/thesaurus/synonyms
ChicagoSmart Define. 2015. "indolent thesaurus" https://smartdefine.org/indolent/thesaurus/synonyms (accessed September 29, 2026).
HarvardSmart Define 2015, indolent thesaurus, Smart Define, viewed 29 September, 2026, <https://smartdefine.org/indolent/thesaurus/synonyms>.
MLASmart Define. "indolent thesaurus" 14 April 2015. Web. 29 September 2026. <https://smartdefine.org/indolent/thesaurus/synonyms>