| unresponsiveness(noun, apathy, inactivity, stillness, laziness) | |
| world-weariness | |
| burnout(weariness, sleepiness) | |
| cataleptic | |
| collapse(weariness, sleepiness) | |
| consumption(weariness, sleepiness) | |
| debility(weariness, sleepiness) | |
| defatigation | |
| delay | |
| dyspnoea | |
| expenditure(weariness, sleepiness) | |
| eyelids | |
| fatigation | |
| fixity(stillness, motionlessness, immovability) | |
| floppiness | |
| formication(apathy, numbness, unresponsiveness) | |
| grogginess(weariness, sleepiness) | |
| heavy eyelids(expression, idiom, inactivity) | |
| hypnotism | |
| immovability(stillness, motionlessness) |
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| APA | Smart Define. (2015). drowsiness thesaurus. Retrieved September 21, 2026, from https://smartdefine.org/drowsiness/thesaurus/synonyms |
| Chicago | Smart Define. 2015. "drowsiness thesaurus" https://smartdefine.org/drowsiness/thesaurus/synonyms (accessed September 21, 2026). |
| Harvard | Smart Define 2015, drowsiness thesaurus, Smart Define, viewed 21 September, 2026, <https://smartdefine.org/drowsiness/thesaurus/synonyms>. |
| MLA | Smart Define. "drowsiness thesaurus" 10 April 2015. Web. 21 September 2026. <https://smartdefine.org/drowsiness/thesaurus/synonyms> |