5
devoted(adjective, piety, pious)
5
doleful(adjective, sad, sorrow, depression, woe)
5
dull(adjective, quiet, severe, dark, heavy)
5
dutiful(adjective, humble, deferential, respectful, pious)
5
exalted(adjective, grand, impressive, overwhelming, imposing)
5
flat
5
gray(adjective, sorrow, depress, sadness, emotion)
5
intense(adjective, quiet, heavy, fierce, sober)
5
no-nonsense(adjective, calm, dull, quiet, cool)
5
pensive(adjective, quiet, sad, sorrow, depression)
5
reserved(adjective, calm, sensible, restrained, modest)
5
ritualistic(adjective, proper, strict, traditional, ritual)
5
sullen(adjective, sad, sorrow, depression, depress)
5
unhappy(adjective, blue, low, sad, sorrow)
5
woeful(adjective, sad, sorrow, depression, woe)
5
worshipful(adjective, humble, repute, deferential, respectful)
4
cheerless(adjective, sorrow, depress, sadness, emotion)
4
collected(adjective, calm, quiet, cool, reasonable)
4
cool(adjective, calm, sensible, restrained, thoughtful)
4
decorous(adjective, calm, quiet, cool, proper)
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APASmart Define. (2016). solemn thesaurus. Retrieved September 25, 2026, from https://smartdefine.org/solemn/thesaurus/synonyms
ChicagoSmart Define. 2016. "solemn thesaurus" https://smartdefine.org/solemn/thesaurus/synonyms (accessed September 25, 2026).
HarvardSmart Define 2016, solemn thesaurus, Smart Define, viewed 25 September, 2026, <https://smartdefine.org/solemn/thesaurus/synonyms>.
MLASmart Define. "solemn thesaurus" 19 February 2016. Web. 25 September 2026. <https://smartdefine.org/solemn/thesaurus/synonyms>