76 entries under dull topic. ×

5
dejected(adjective, quiet, gentle, low)
5
grave(adjective, calm, quiet, reasonable)
5
soothing(adjective, calm, quiet, weak)
5
spiritless(adjective, calm, quiet, kind)
4
dispirited(verb, adjective, flat, low)
4
downcast(adjective, quiet, gentle, flat)
4
flat(adjective, calm, quiet, kind)
4
insipid(adjective, calm, kind, smooth)
4
light(adjective, calm, quiet, weak)
4
moderate(adjective, calm, quiet, weak)
4
plain(adjective, calm, quiet, simple)
4
shadowy(adjective, weak, soft, gentle)
4
solemn(adjective, calm, quiet, reasonable)
4
somber(adjective, calm, quiet, soft)
4
unenthusiastic(adjective, calm, cool, flat)
3
cast down(verb, expression, adjective, flat)
3
drab(adjective, calm, quiet, soft)
3
hazy(adjective, quiet, weak, soft)
3
imperceptible(adjective, calm, quiet, weak)
3
lenient(adjective, calm, quiet, weak)
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APASmart Define. (2016). subdued thesaurus. Retrieved September 26, 2026, from https://smartdefine.org/subdued/thesaurus/synonyms
ChicagoSmart Define. 2016. "subdued thesaurus" https://smartdefine.org/subdued/thesaurus/synonyms (accessed September 26, 2026).
HarvardSmart Define 2016, subdued thesaurus, Smart Define, viewed 26 September, 2026, <https://smartdefine.org/subdued/thesaurus/synonyms>.
MLASmart Define. "subdued thesaurus" 6 January 2016. Web. 26 September 2026. <https://smartdefine.org/subdued/thesaurus/synonyms>