100 entries under careless topic. ×
| passive(adjective, dull, loose, sluggish) | |
| sloppy(adjective, clear, separate, weak, free) | |
| torpid(adjective, dull, quiet, flat, slow) | |
| derelict(adjective, soft, indifferent, careful) | |
| shiftless(adjective, dull, sluggish, dubious) | |
| apathetic(noun, adjective, dull, quiet, easy) | |
| forgetful(adjective, soft, indifferent, remember) | |
| indifferent(noun, adjective, dull, quiet, soft) | |
| lifeless(adjective, dull, quiet, flat, slow) | |
| slipshod(adjective, weak, soft, loose) | |
| heedless(noun, adjective, indifferent, loose) | |
| slovenly(adjective, weak, indifferent, feeble) | |
| slow-moving(adjective, dull, quiet, easy, slow) | |
| behindhand(adjective, dull, soft, low, slow) | |
| disregardful(adjective, soft, indifferent, tolerant) | |
| inadvertent(adjective, indifferent, coarse, unconcerned) | |
| lagging(dull, slow, sluggish, dubious) | |
| languorous(adjective, dull, slow, indifferent) | |
| regardless(adjective, soft, indifferent, unconcerned) | |
| procrastinating(dull, slow, sluggish, late) |
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| APA | Smart Define. (2016). slack thesaurus. Retrieved September 25, 2026, from https://smartdefine.org/slack/thesaurus/synonyms |
| Chicago | Smart Define. 2016. "slack thesaurus" https://smartdefine.org/slack/thesaurus/synonyms (accessed September 25, 2026). |
| Harvard | Smart Define 2016, slack thesaurus, Smart Define, viewed 25 September, 2026, <https://smartdefine.org/slack/thesaurus/synonyms>. |
| MLA | Smart Define. "slack thesaurus" 26 February 2016. Web. 25 September 2026. <https://smartdefine.org/slack/thesaurus/synonyms> |