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6 entries under heavy topic. ×

4
somniferous(noun, adjective, dull, quiet)
4
somnific(adjective, quiet, dark, awareness)
2
dozy(noun, adjective, dull, quiet, slow)
2
snoozy(noun, adjective, dull, quiet, slow)
1
draggy(adjective, quiet, slow, sleepy)
1
out of it(expression, adjective, idiom, quiet, slow)
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APASmart Define. (2015). somnifacient thesaurus. Retrieved September 29, 2026, from https://smartdefine.org/somnifacient/thesaurus/synonyms
ChicagoSmart Define. 2015. "somnifacient thesaurus" https://smartdefine.org/somnifacient/thesaurus/synonyms (accessed September 29, 2026).
HarvardSmart Define 2015, somnifacient thesaurus, Smart Define, viewed 29 September, 2026, <https://smartdefine.org/somnifacient/thesaurus/synonyms>.
MLASmart Define. "somnifacient thesaurus" 13 April 2015. Web. 29 September 2026. <https://smartdefine.org/somnifacient/thesaurus/synonyms>