- Definitions|2
- Thesaurus|3.2k
- Abbreviations|0
246 entries under dull topic. ×
| moronic(adjective, simple, slow, stupid) | |
| nebbish(adjective, weak, easy, slow) | |
| numskulled(adjective, simple, slow, stupid) | |
| out of action(expression, idiom, lazy, passive) | |
| out to lunch(expression, idiom, cold, dead) | |
| overdue(slow, late, behind, delayed) | |
| passionless(adjective, calm, quiet, flat) | |
| pining(adjective, weak, easy, slow) | |
| senseless(cold, silly, stupid, dead) | |
| sickly(adjective, weak, easy, slow) | |
| simple(adjective, slow, silly, stupid) | |
| sleepyhead(adjective, quiet, weak, easy) | |
| sleepyheaded(adjective, slow, inactive, listless) | |
| thick(adjective, simple, slow, silly) | |
| unenergetic(idle, lazy, inactive, lethargic) | |
| unfeeling(adjective, calm, flat, unemotional) | |
| unintelligent(adjective, simple, slow, stupid) | |
| unoccupied(lazy, motionless, unmoving, stationary) | |
| vacuous(adjective, quiet, simple, flat) | |
| wimpy(adjective, weak, easy, slow) |
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| APA | Smart Define. (2016). sluggish thesaurus. Retrieved September 27, 2026, from https://smartdefine.org/sluggish/thesaurus/synonyms |
| Chicago | Smart Define. 2016. "sluggish thesaurus" https://smartdefine.org/sluggish/thesaurus/synonyms (accessed September 27, 2026). |
| Harvard | Smart Define 2016, sluggish thesaurus, Smart Define, viewed 27 September, 2026, <https://smartdefine.org/sluggish/thesaurus/synonyms>. |
| MLA | Smart Define. "sluggish thesaurus" 1 April 2016. Web. 27 September 2026. <https://smartdefine.org/sluggish/thesaurus/synonyms> |