51 entries under inertia topic. ×
| slackness(noun, dullness, apathy, lethargy, negligence) | |
| slumber(noun, disregard, dullness, apathy, inactivity) | |
| stolidity(noun, dullness, apathy, lethargy, negligence) | |
| tardiness(noun, dullness, apathy, lethargy, negligence) | |
| torpescence(noun, dullness, apathy, lethargy, negligence) | |
| be active(noun, dullness, apathy, lethargy, negligence) | |
| disinterest(noun, disregard, dullness, apathy, inactivity) | |
| impassivity(noun, disregard, dullness, apathy, inactivity) | |
| inaction(noun, disregard, dullness, apathy, inactivity) | |
| negligence(noun, dullness, apathy, inactivity, lethargy) | |
| passiveness(noun, 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> |