62 entries under heavy topic. ×

7
apathetic(adjective, calm, dull, quiet, weak)
5
languid(adjective, dull, quiet, weak, easy)
5
sluggish(adjective, calm, dull, quiet, weak)
4
lethargic(adjective, calm, dull, quiet, weak)
4
listless(adjective, calm, dull, quiet, weak)
4
phlegmatic(adjective, calm, dull, weak, easy)
4
slow(adjective, dull, quiet, weak, easy)
4
soporific(adjective, dull, quiet, flat, slow)
4
spiritless(adjective, dull, weak, easy, sad)
3
comatose(adjective, dull, quiet, weak, easy)
3
draggy(adjective, dull, quiet, weak, simple)
3
hebetudinous(adjective, dull, slow, informal)
3
inactive(adjective, action, dull, quiet, weak)
3
indifferent(adjective, calm, dull, cool, weak)
3
torpid(adjective, dull, quiet, weak, easy)
2
dopey(adjective, dull, quiet, weak, easy)
2
enervated(adjective, dull, weak, easy, flat)
2
impassive(adjective, calm, dull, weak, easy)
2
inert(adjective, dull, quiet, weak, easy)
2
lackadaisical(adjective, dull, weak, easy, flat)
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APASmart Define. (2016). blah thesaurus. Retrieved September 25, 2026, from https://smartdefine.org/blah/thesaurus/synonyms
ChicagoSmart Define. 2016. "blah thesaurus" https://smartdefine.org/blah/thesaurus/synonyms (accessed September 25, 2026).
HarvardSmart Define 2016, blah thesaurus, Smart Define, viewed 25 September, 2026, <https://smartdefine.org/blah/thesaurus/synonyms>.
MLASmart Define. "blah thesaurus" 29 March 2016. Web. 25 September 2026. <https://smartdefine.org/blah/thesaurus/synonyms>