54 entries under feeble topic. ×
| incapable(adjective, weak, skill, inadequate) | |
| unfit(adjective, dull, weak, ability, flat) | |
| incompetent(adjective, weak, ability, skill, awkward) | |
| ineffectual(adjective, weak, skill, inadequate, limited) | |
| powerless(adjective, weak, skill, inferior, inadequate) | |
| impotent(adjective, weak, skill, inferior, inadequate) | |
| inefficient(adjective, weak, skill, inadequate, limited) | |
| inept(adjective, dull, weak, flat, slow) | |
| inadequate(adjective, weak, skill, inferior, limited) | |
| helpless(adjective, weak, skill, awkward, inadequate) | |
| inexpert(adjective, dull, weak, flat, slow) | |
| weak(adjective, skill, inadequate, useless) | |
| futile(adjective, weak, inferior, inadequate, limited) | |
| worthless(adjective, inferior, inadequate, limited) | |
| inefficacious(adjective, skill, inferior, inadequate, limited) | |
| inoperative(adjective, skill, inferior, inadequate, limited) | |
| unavailing(adjective, weak, inferior, inadequate, limited) | |
| fruitless(adjective, weak, inferior, inadequate, limited) | |
| inferior(inadequate, limited, useless, vain) | |
| infirm(adjective, weak, vulnerable, forlorn) |
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| APA | Smart Define. (2016). unable thesaurus. Retrieved September 22, 2026, from https://smartdefine.org/unable/thesaurus/synonyms |
| Chicago | Smart Define. 2016. "unable thesaurus" https://smartdefine.org/unable/thesaurus/synonyms (accessed September 22, 2026). |
| Harvard | Smart Define 2016, unable thesaurus, Smart Define, viewed 22 September, 2026, <https://smartdefine.org/unable/thesaurus/synonyms>. |
| MLA | Smart Define. "unable thesaurus" 29 March 2016. Web. 22 September 2026. <https://smartdefine.org/unable/thesaurus/synonyms> |