Synonyms|836Antonyms|223|Broader|10Narrower|0Related|1.8k

75 entries under lackluster topic. ×

3
sleepy(adjective, dull, slow, relaxed, still)
3
stupefied(adjective, dull, weary, apathetic, tired)
2
banal(adjective, dull, weak, feeble, dead)
2
comatose(adjective, dull, weak, easy, slow)
2
dopey(adjective, dull, weak, easy, sad)
2
dormant(adjective, dull, weary, apathetic, tired)
2
sapless(adjective, dull, weak, feeble, dead)
2
stolid(adjective, dull, quiet, cool, flat)
2
tasteless(adjective, dull, weak, flat, cold)
2
tired(adjective, dull, slow, still, weary)
2
unimaginative(adjective, dull, excite, boring, dreary)
2
uninspiring(adjective, dull, weak, mild, feeble)
2
wimpy(adjective, dull, weak, easy, slow)
1
drowsy(adjective, dull, relaxed, weary, apathetic)
1
having spring fever(expression, adjective, idiom, dull, weary)
1
laid-back(adjective, dull, weak, easy, slow)
1
matte(adjective, dull, weak, dead, tedious)
1
moony(adjective, dull, weak, easy, slow)
1
nebbish(adjective, dull, weak, easy, slow)
1
nowhere(adjective, dull, flat, stupid, dead)
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ChicagoSmart Define. 2015. "spiritless thesaurus" https://smartdefine.org/spiritless/thesaurus/synonyms (accessed October 1, 2026).
HarvardSmart Define 2015, spiritless thesaurus, Smart Define, viewed 1 October, 2026, <https://smartdefine.org/spiritless/thesaurus/synonyms>.
MLASmart Define. "spiritless thesaurus" 10 April 2015. Web. 1 October 2026. <https://smartdefine.org/spiritless/thesaurus/synonyms>