96 entries under lifeless topic. ×

6
prosaic(adjective, dull, weak, excite, stupid)
6
soulless(adjective, dull, hard, careless, cold)
6
unanimated(adjective, dull, boring, late)
5
colorless(adjective, dull, weak, excite, stupid)
5
slack(adjective, dull, quiet, flat, heavy)
5
soft(adjective, dull, quiet, weak, kind)
5
tedious(adjective, dull, weak, stupid, boring)
5
uninteresting(adjective, dull, weak, flat, cold)
4
characterless(adjective, dull, weak, stupid, feeble)
4
defunct(adjective, dull, cold, late)
4
drab(adjective, dull, weak, excite, stupid)
4
monotonous(adjective, dull, weak, cold, stupid)
4
motionless(adjective, dull, cold, nonliving)
4
stiff(adjective, dull, hard, careless, indifferent)
4
stodgy(adjective, dull, flat, excite, stupid)
3
bland(adjective, calm, dull, weak, kind)
3
debilitated(adjective, dull, weary, apathetic, tired)
3
deceased(late, asleep, nonliving, inorganic)
3
draggy(adjective, dull, weak, sad, depressed)
3
drooping(adjective, dull, blue, sad, unhappy)
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APASmart Define. (2015). spiritless thesaurus. Retrieved October 1, 2026, from https://smartdefine.org/spiritless/thesaurus/synonyms
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>