3 entries under competent topic. ×
| impotent(adjective, dull, strong, unable) | |
| inefficient(adjective, sound, well, wasteful) | |
| ineffectual |
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| APA | Smart Define. (2016). able thesaurus. Retrieved September 22, 2026, from https://smartdefine.org/able/thesaurus/antonyms |
| Chicago | Smart Define. 2016. "able thesaurus" https://smartdefine.org/able/thesaurus/antonyms (accessed September 22, 2026). |
| Harvard | Smart Define 2016, able thesaurus, Smart Define, viewed 22 September, 2026, <https://smartdefine.org/able/thesaurus/antonyms>. |
| MLA | Smart Define. "able thesaurus" 14 March 2016. Web. 22 September 2026. <https://smartdefine.org/able/thesaurus/antonyms> |