- Definitions|2
- Thesaurus|3.2k
- Abbreviations|0
376 entries under adjective topic. ×
| sleepy(dull, quiet, low, slow) | |
| phlegmatic(calm, dull, quiet, weak) | |
| slack(dull, quiet, increase, flat) | |
| lifeless(calm, dull, quiet, gentle) | |
| lackadaisical(dull, quiet, weak, easy) | |
| passive(calm, dull, quiet, gentle) | |
| leisurely(adverb, dull, quiet, weak) | |
| drowsy(dull, quiet, easy, slow) | |
| stagnant(calm, dull, quiet, moderate) | |
| dormant(calm, dull, quiet, gentle) | |
| indifferent(calm, dull, weak, easy) | |
| supine(dull, quiet, weak, easy) | |
| tardy(adverb, dull, quiet, low) | |
| weary(dull, weak, easy, slow) | |
| comatose(dull, quiet, weak, easy) | |
| dilatory(adverb, dull, quiet, moderate) | |
| heavy(dull, quiet, weak, easy) | |
| dopey(action, dull, quiet, weak) | |
| laggard(adverb, dull, quiet, slow) | |
| somnolent(dull, quiet, slow, careless) |
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| APA | Smart Define. (2016). sluggish thesaurus. Retrieved September 24, 2026, from https://smartdefine.org/sluggish/thesaurus/synonyms |
| Chicago | Smart Define. 2016. "sluggish thesaurus" https://smartdefine.org/sluggish/thesaurus/synonyms (accessed September 24, 2026). |
| Harvard | Smart Define 2016, sluggish thesaurus, Smart Define, viewed 24 September, 2026, <https://smartdefine.org/sluggish/thesaurus/synonyms>. |
| MLA | Smart Define. "sluggish thesaurus" 1 April 2016. Web. 24 September 2026. <https://smartdefine.org/sluggish/thesaurus/synonyms> |