- Definitions|2
- Thesaurus|1.6k
- Abbreviations|0
76 entries under useless topic. ×
| inept(adjective, weak, ability, inadequate, limited) | |
| incompetent(adjective, weak, ability, thin, delicate) | |
| ineffective(adjective, failure, affect, well) | |
| ineffectual(adjective, weak, thin, delicate, failure) | |
| incapable(adjective, weak, ability, inadequate, feeble) | |
| feeble(adjective, strong, weak, inadequate) | |
| unskilled(adjective, weak, ability, inadequate) | |
| unable(adjective, weak, skill, inadequate, limited) | |
| inefficacious(adjective, weak, skill, inferior, affect) | |
| futile(adjective, weak, inferior, inadequate, limited) | |
| impotent(adjective, weak, thin, delicate, failure) | |
| inadequate(adjective, weak, thin, delicate, inferior) | |
| inferior(inadequate, limited, feeble, vain) | |
| unavailing(weak, failure, inferior, inadequate, limited) | |
| unproductive(adjective, weak, slow, inadequate, limited) | |
| unskillful(adjective, ability, inadequate, well) | |
| helpless(adjective, weak, thin, delicate, inadequate) | |
| unprofitable(adjective, inferior, inadequate, limited, feeble) | |
| worthless(adjective, inferior, inadequate, limited, feeble) | |
| awkward(adjective, inadequate, incompetent, unqualified) |
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| APA | Smart Define. (2015). inefficient thesaurus. Retrieved September 22, 2026, from https://smartdefine.org/inefficient/thesaurus/synonyms |
| Chicago | Smart Define. 2015. "inefficient thesaurus" https://smartdefine.org/inefficient/thesaurus/synonyms (accessed September 22, 2026). |
| Harvard | Smart Define 2015, inefficient thesaurus, Smart Define, viewed 22 September, 2026, <https://smartdefine.org/inefficient/thesaurus/synonyms>. |
| MLA | Smart Define. "inefficient thesaurus" 12 November 2015. Web. 22 September 2026. <https://smartdefine.org/inefficient/thesaurus/synonyms> |