77 entries under lifeless topic. ×
| inanimate(adjective, still, lethargic, languid) | |
| indolent(adjective, dull, quiet, easy, careless) | |
| leaden(still, sluggish, lazy, listless) | |
| motionless(adjective, dull, quiet, flat, indifferent) | |
| out of it(expression, adjective, idiom, dull, quiet) | |
| slothful(adjective, dull, quiet, careless, heavy) | |
| still(adjective, dull, idle, sluggish) | |
| unmoving(adjective, still, inactive, motionless) | |
| flat(adjective, quiet, indifferent, apathetic) | |
| indifferent(adjective, dull, quiet, beat, slow) | |
| quiescent(adjective, dull, quiet, flat, indifferent) | |
| immobile(adjective, dull, still, idle, sluggish) | |
| static(adjective, dull, quiet, flat, indifferent) | |
| acquiescent(adjective, quiet, flat, indifferent, apathetic) | |
| bearing(adjective, quiet, flat, indifferent, apathetic) | |
| compliant(adjective, quiet, flat, indifferent, apathetic) | |
| cool(adjective, quiet, indifferent, apathetic) | |
| docile(adjective, quiet, flat, indifferent, apathetic) | |
| down(adjective, dull, low, still, idle) | |
| enduring(adjective, quiet, flat, indifferent, apathetic) |
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| APA | Smart Define. (2016). sleepy thesaurus. Retrieved September 28, 2026, from https://smartdefine.org/sleepy/thesaurus/synonyms |
| Chicago | Smart Define. 2016. "sleepy thesaurus" https://smartdefine.org/sleepy/thesaurus/synonyms (accessed September 28, 2026). |
| Harvard | Smart Define 2016, sleepy thesaurus, Smart Define, viewed 28 September, 2026, <https://smartdefine.org/sleepy/thesaurus/synonyms>. |
| MLA | Smart Define. "sleepy thesaurus" 18 February 2016. Web. 28 September 2026. <https://smartdefine.org/sleepy/thesaurus/synonyms> |