319 entries under adjective topic. ×

2
enervated(dull, weak, easy, slow)
2
even(dull, quiet, flat, slow)
2
half-hearted(cold, dead, apathy, passive)
2
halfhearted(dull, careless, cold, indifferent)
2
immaterial
2
inoperative(action, calm, gentle, sluggish)
2
insensitive(dull, quiet, flat, heavy)
2
invariable
2
laid-back(dull, quiet, weak, easy)
2
limp(dull, weak, easy, slow)
2
logy(slow, sluggish, slow-moving, snail-paced)
2
lukewarm(dull, flat, cold, sluggish)
2
lymphatic(weak, heavy, still, sluggish)
2
moony(dull, quiet, weak, easy)
2
off(dull, slow, heavy, sluggish)
2
out of it(expression, idiom, dull, careless)
2
slow-moving(dull, quiet, easy, slow)
2
sluggard(dull, moving, slow, heavy)
2
smooth(calm, quiet, tranquil, silent)
2
snoozy(dull, weak, easy, slow)
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APASmart Define. (2015). inert thesaurus. Retrieved September 26, 2026, from https://smartdefine.org/inert/thesaurus/synonyms
ChicagoSmart Define. 2015. "inert thesaurus" https://smartdefine.org/inert/thesaurus/synonyms (accessed September 26, 2026).
HarvardSmart Define 2015, inert thesaurus, Smart Define, viewed 26 September, 2026, <https://smartdefine.org/inert/thesaurus/synonyms>.
MLASmart Define. "inert thesaurus" 10 April 2015. Web. 26 September 2026. <https://smartdefine.org/inert/thesaurus/synonyms>