- Definitions|0
- Thesaurus|311
- Abbreviations|0
28 entries under ineffective topic. ×
| impotent(adjective, ineffectual, unproductive) | |
| forceless(adjective, ineffectual, unproductive, impotent) | |
| fruitless(adjective, ineffectual, unproductive, impotent) | |
| powerless(adjective, ineffectual, unproductive, impotent) | |
| idle(adjective, ineffectual, unproductive, impotent) | |
| inadequate(adjective, ineffectual, unproductive, impotent) | |
| incapable(adjective, ineffectual, unproductive, impotent) | |
| incompetent(adjective, ineffectual, unproductive, impotent) | |
| indecisive(adjective, ineffectual, unproductive, impotent) | |
| ineffectual(adjective, unproductive, impotent) | |
| inefficacious(adjective, ineffectual, unproductive, impotent) | |
| inefficient(adjective, ineffectual, unproductive, impotent) | |
| inferior(adjective, ineffectual, unproductive, impotent) | |
| inoperative(adjective, ineffectual, unproductive, impotent) | |
| lame(adjective, ineffectual, unproductive, impotent) | |
| nugatory(adjective, ineffectual, unproductive, impotent) | |
| paltry(adjective, ineffectual, unproductive, impotent) | |
| unavailing(adjective, ineffectual, unproductive, impotent) | |
| unimpressive(adjective, ineffectual, unproductive, impotent) | |
| unprofitable(adjective, ineffectual, unproductive, impotent) |
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| APA | Smart Define. (2016). impactful thesaurus. Retrieved September 28, 2026, from https://smartdefine.org/impactful/thesaurus/antonyms |
| Chicago | Smart Define. 2016. "impactful thesaurus" https://smartdefine.org/impactful/thesaurus/antonyms (accessed September 28, 2026). |
| Harvard | Smart Define 2016, impactful thesaurus, Smart Define, viewed 28 September, 2026, <https://smartdefine.org/impactful/thesaurus/antonyms>. |
| MLA | Smart Define. "impactful thesaurus" 12 February 2016. Web. 28 September 2026. <https://smartdefine.org/impactful/thesaurus/antonyms> |