- Definitions|2
- Thesaurus|364
- Abbreviations|0
28 entries under skill topic. ×
| ineffectual(adjective, affect, inadequate, feeble) | |
| inefficient(adjective, weak, inferior, affect) | |
| inoperative(adjective, weak, inferior, inadequate) | |
| impotent(adjective, weak, inferior, inadequate) | |
| inadequate(adjective, feeble, useless, unfit) | |
| powerless(adjective, weak, inadequate, useless) | |
| incompetent(adjective, weak, inadequate, feeble) | |
| unable(adjective, inferior, inadequate, limited) | |
| inept(adjective, weak, inadequate, feeble) | |
| weak(incompetent, unfit, inept, powerless) | |
| clumsy(weak, inadequate, unfit, inept) | |
| helpless(weak, unfit, inept, powerless) | |
| hog-tied(weak, unfit, inept, powerless) | |
| impuissant(weak, inadequate, unfit, inept) | |
| incapable(weak, incompetent, unfit, inept) | |
| incapacitated(weak, unfit, inept, powerless) | |
| no can do(weak, inadequate, unfit, inept) | |
| no good(weak, inadequate, unfit, inept) | |
| not able(weak, inadequate, unfit, inept) | |
| not cut out for(expression, idiom, weak, inadequate) |
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| APA | Smart Define. (2016). inefficacious thesaurus. Retrieved September 23, 2026, from https://smartdefine.org/inefficacious/thesaurus/synonyms |
| Chicago | Smart Define. 2016. "inefficacious thesaurus" https://smartdefine.org/inefficacious/thesaurus/synonyms (accessed September 23, 2026). |
| Harvard | Smart Define 2016, inefficacious thesaurus, Smart Define, viewed 23 September, 2026, <https://smartdefine.org/inefficacious/thesaurus/synonyms>. |
| MLA | Smart Define. "inefficacious thesaurus" 24 March 2016. Web. 23 September 2026. <https://smartdefine.org/inefficacious/thesaurus/synonyms> |