103 entries under noun topic. ×
| doziness | |
| droopiness | |
| flaccidity | |
| footsoreness | |
| heedlessness(disregard, dullness, apathy, inactivity) | |
| impassivity(disregard, dullness, apathy, inactivity) | |
| inaction(disregard, dullness, apathy, inactivity) | |
| inanition(disregard, dullness, apathy, inactivity) | |
| insouciance(disregard, dullness, apathy, inactivity) | |
| motionless | |
| negligence(dullness, apathy, inactivity, lethargy) | |
| obtuseness | |
| over-weariness | |
| passiveness(disregard, dullness, apathy, inactivity) | |
| ponderousness | |
| sopor | |
| stupidness | |
| thick-wittedness | |
| unconcern(disregard, dullness, apathy, inactivity) | |
| unmindfulness(disregard, dullness, apathy, inactivity) |
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| APA | Smart Define. (2015). sleepiness thesaurus. Retrieved September 30, 2026, from https://smartdefine.org/sleepiness/thesaurus/synonyms |
| Chicago | Smart Define. 2015. "sleepiness thesaurus" https://smartdefine.org/sleepiness/thesaurus/synonyms (accessed September 30, 2026). |
| Harvard | Smart Define 2015, sleepiness thesaurus, Smart Define, viewed 30 September, 2026, <https://smartdefine.org/sleepiness/thesaurus/synonyms>. |
| MLA | Smart Define. "sleepiness thesaurus" 10 April 2015. Web. 30 September 2026. <https://smartdefine.org/sleepiness/thesaurus/synonyms> |