22 entries under inactivity topic. ×

14
soporific(adjective, dull, quiet, heavy)
9
somnific(adjective, quiet, slow, dark, heavy)
8
hypnotic(adjective, dull, quiet, dark, heavy)
7
somnifacient(noun, adjective, dull, quiet, dark)
6
somnolent(adjective, dull, quiet, dark, heavy)
6
soporiferous
5
sleepy(adjective, awareness)
4
drowsy
2
heavy
2
lethargic
1
balmy
1
dozy
1
dreamy
1
napping
0
heavy with sleep(expression, idiom)
0
lethargical
0
sleepful
0
soporous
0
statuvolent
0
statuvolic
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APASmart Define. (2015). somniferous thesaurus. Retrieved September 29, 2026, from https://smartdefine.org/somniferous/thesaurus/synonyms
ChicagoSmart Define. 2015. "somniferous thesaurus" https://smartdefine.org/somniferous/thesaurus/synonyms (accessed September 29, 2026).
HarvardSmart Define 2015, somniferous thesaurus, Smart Define, viewed 29 September, 2026, <https://smartdefine.org/somniferous/thesaurus/synonyms>.
MLASmart Define. "somniferous thesaurus" 14 April 2015. Web. 29 September 2026. <https://smartdefine.org/somniferous/thesaurus/synonyms>