64 entries under adjective topic. ×
| feeble(strong, fit, slow, inadequate) | |
| inept(slow, inadequate, expert, incompetent) | |
| unable(strong, fit, slow, skill) | |
| powerless(weak, slow, powerful, inadequate) | |
| weak(firm, slow, powerful, healthy) | |
| useless(slow, inadequate) | |
| delicate(slow, inadequate) | |
| incompetent(strong, qualified, unable, unskillful) | |
| ineffective(strong, fit, slow, inadequate) | |
| stupid(slow, inadequate) | |
| incapable(strong, fit) | |
| infirm(slow, inadequate) | |
| unqualified | |
| unskilled(slow, inadequate) | |
| impotent(dull, strong, competent, unable) | |
| helpless(incompetent, vulnerable, incapable) | |
| inadequate(slow, incompetent, insufficient, defective) | |
| inefficient(sound, well, competent, wasteful) | |
| lame(weak, healthy, feeble, graceful) | |
| poor(strong, noble, adequate) |
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| APA | Smart Define. (2016). able thesaurus. Retrieved September 21, 2026, from https://smartdefine.org/able/thesaurus/antonyms |
| Chicago | Smart Define. 2016. "able thesaurus" https://smartdefine.org/able/thesaurus/antonyms (accessed September 21, 2026). |
| Harvard | Smart Define 2016, able thesaurus, Smart Define, viewed 21 September, 2026, <https://smartdefine.org/able/thesaurus/antonyms>. |
| MLA | Smart Define. "able thesaurus" 14 March 2016. Web. 21 September 2026. <https://smartdefine.org/able/thesaurus/antonyms> |