- Definitions|1
- Thesaurus|829
- Abbreviations|0
158 entries under noun topic. ×
| neglectfulness(dullness, apathy, lethargy, negligence) | |
| otioseness(dullness, apathy, lethargy, negligence) | |
| passiveness(disregard, dullness, apathy, inactivity) | |
| plodding | |
| ponderousness | |
| pottering(inactivity, lethargy, trifling, laziness) | |
| remissness(dullness, apathy, lethargy, negligence) | |
| reposefulness | |
| retardation | |
| sleep(disregard, dullness, apathy, inactivity) | |
| slumber(disregard, dullness, apathy, inactivity) | |
| thick-wittedness | |
| time-wasting(inactivity, lethargy, trifling, laziness) | |
| torpescence(apathy, inactivity, lethargy, negligence) | |
| trifling(inactivity, lethargy, laziness, idleness) | |
| truancy(inactivity, lethargy, trifling, laziness) | |
| unemployment(inactivity, lethargy, trifling, laziness) | |
| unmindfulness(disregard, dullness, apathy, inactivity) | |
| vegetating(inactivity, lethargy, trifling, laziness) | |
| coldness |
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| APA | Smart Define. (2015). sluggishness thesaurus. Retrieved September 29, 2026, from https://smartdefine.org/sluggishness/thesaurus/synonyms |
| Chicago | Smart Define. 2015. "sluggishness thesaurus" https://smartdefine.org/sluggishness/thesaurus/synonyms (accessed September 29, 2026). |
| Harvard | Smart Define 2015, sluggishness thesaurus, Smart Define, viewed 29 September, 2026, <https://smartdefine.org/sluggishness/thesaurus/synonyms>. |
| MLA | Smart Define. "sluggishness thesaurus" 14 April 2015. Web. 29 September 2026. <https://smartdefine.org/sluggishness/thesaurus/synonyms> |