90 entries under tired topic. ×

11
phlegmatic(adjective, dull, quiet, weak, easy)
11
supine(adjective, dull, quiet, weak, easy)
10
indifferent(adjective, dull, quiet, weak, easy)
10
sleeping(adjective, action, dull, quiet, show)
9
asleep(adjective, action, calm, dull, quiet)
9
lackadaisical(adjective, dull, quiet, weak, easy)
9
somnolent(adjective, action, dull, quiet, slow)
7
extinct(adjective, dull, cold, dead)
7
heavy(adjective, dull, quiet, weak, easy)
6
comatose(adjective, dull, quiet, weak, easy)
6
spiritless(adjective, dull, quiet, weak, easy)
5
defunct(adjective, dull, cold, lifeless)
5
dilatory(adjective, dull, quiet, moderate, easy)
5
stolid(adjective, dull, quiet, flat, slow)
3
blah(adjective, action, dull, quiet, weak)
3
dopey(adjective, dull, quiet, weak, easy)
3
drowsy(adjective, dull, quiet, easy, slow)
3
impassive(adjective, dull, quiet, cool, weak)
3
laggard(adjective, dull, quiet, easy, careless)
3
laid-back(adjective, dull, quiet, cool, weak)
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APASmart Define. (2015). inactive thesaurus. Retrieved September 26, 2026, from https://smartdefine.org/inactive/thesaurus/synonyms
ChicagoSmart Define. 2015. "inactive thesaurus" https://smartdefine.org/inactive/thesaurus/synonyms (accessed September 26, 2026).
HarvardSmart Define 2015, inactive thesaurus, Smart Define, viewed 26 September, 2026, <https://smartdefine.org/inactive/thesaurus/synonyms>.
MLASmart Define. "inactive thesaurus" 10 April 2015. Web. 26 September 2026. <https://smartdefine.org/inactive/thesaurus/synonyms>