349 entries under adjective topic. ×
| derelict(soft, careless, indifferent, careful) | |
| feeble(weak, loose, lifeless, sloppy) | |
| heavy(dull, quiet, moderate, easy) | |
| lackadaisical(dull, slow, sluggish, lazy) | |
| off(dull, increase, moderate, low) | |
| reluctant(quiet, easy, heavy, deliberate) | |
| shiftless(dull, careless, sluggish, dubious) | |
| supine(dull, loose, idle, sluggish) | |
| apathetic(noun, dull, quiet, easy) | |
| dormant(dull, still, sluggish, lazy) | |
| down(dull, increase, weak, low) | |
| drooping(weak, soft, loose, lifeless) | |
| easygoing(soft, tolerant, lifeless, lenient) | |
| forgetful(soft, careless, indifferent, remember) | |
| indifferent(noun, dull, quiet, soft) | |
| informal(free, out, unrestricted, released) | |
| lifeless(dull, quiet, flat, slow) | |
| sagging(weak, soft, loose, lifeless) | |
| slipshod(weak, soft, careless, loose) | |
| backward(dull, low, slow, late) |
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| APA | Smart Define. (2016). slack thesaurus. Retrieved September 24, 2026, from https://smartdefine.org/slack/thesaurus/synonyms |
| Chicago | Smart Define. 2016. "slack thesaurus" https://smartdefine.org/slack/thesaurus/synonyms (accessed September 24, 2026). |
| Harvard | Smart Define 2016, slack thesaurus, Smart Define, viewed 24 September, 2026, <https://smartdefine.org/slack/thesaurus/synonyms>. |
| MLA | Smart Define. "slack thesaurus" 26 February 2016. Web. 24 September 2026. <https://smartdefine.org/slack/thesaurus/synonyms> |