67 entries under heavy topic. ×

1
regular(adjective, dull, quiet, flat, slow)
1
sleepyheaded(adjective, dull, slow, sluggish)
1
slothful(adjective, quiet, easy, flat, slow)
1
slow-moving(adjective, quiet, easy, slow)
1
slumberous(adjective, dull, slow, apathetic)
1
spiritless(adjective, dull, quiet, flat, cold)
1
sticky(adjective, still, fixed, tight)
1
stiff(adjective, dull, moderate, low, slow)
1
suffocating(adjective, warm, hot, tight)
1
sullen(adjective, dull, slow, sluggish)
1
sultry(adjective, warm, hot, tight)
1
unresponsive(adjective, dull, quiet, flat, slow)
1
unventilated(adjective, warm, hot, tight)
0
blank(adjective, dull, quiet, flat)
0
choky(adjective, tight, oppressive, humid)
0
empty(adjective, dull, quiet, flat)
0
impassible(adjective, dull, quiet, flat)
0
insensitive(adjective, dull, quiet, flat)
0
lumpy(adjective, dull, quiet, flat)
0
passionless(adjective, dull, quiet, flat)
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APASmart Define. (2015). stagnant thesaurus. Retrieved September 30, 2026, from https://smartdefine.org/stagnant/thesaurus/synonyms
ChicagoSmart Define. 2015. "stagnant thesaurus" https://smartdefine.org/stagnant/thesaurus/synonyms (accessed September 30, 2026).
HarvardSmart Define 2015, stagnant thesaurus, Smart Define, viewed 30 September, 2026, <https://smartdefine.org/stagnant/thesaurus/synonyms>.
MLASmart Define. "stagnant thesaurus" 10 April 2015. Web. 30 September 2026. <https://smartdefine.org/stagnant/thesaurus/synonyms>