- Definitions|2
- Thesaurus|1.6k
- Abbreviations|0
83 entries under inadequate topic. ×
| inept(adjective, weak, ability, limited) | |
| incompetent(adjective, weak, ability, thin, delicate) | |
| ineffectual(adjective, weak, thin, delicate, failure) | |
| incapable(adjective, weak, ability, feeble) | |
| useless(adjective, weak, failure, inferior, affect) | |
| feeble(adjective, strong, weak, useless) | |
| unfit(adjective, weak, ready, well) | |
| unskilled(adjective, weak, ability, useless) | |
| unable(adjective, weak, skill, limited) | |
| inexpert(adjective, weak, ability, well) | |
| inefficacious(adjective, weak, skill, inferior, affect) | |
| futile(adjective, weak, inferior, limited) | |
| impotent(adjective, weak, thin, delicate, failure) | |
| inferior(limited, feeble, useless, vain) | |
| unavailing(weak, failure, inferior, limited) | |
| unproductive(adjective, weak, slow, limited) | |
| unskillful(adjective, ability, useless, well) | |
| helpless(adjective, weak, thin, delicate) | |
| unprofitable(adjective, inferior, limited, feeble) | |
| worthless(adjective, inferior, limited, feeble) |
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| APA | Smart Define. (2015). inefficient thesaurus. Retrieved September 26, 2026, from https://smartdefine.org/inefficient/thesaurus/synonyms |
| Chicago | Smart Define. 2015. "inefficient thesaurus" https://smartdefine.org/inefficient/thesaurus/synonyms (accessed September 26, 2026). |
| Harvard | Smart Define 2015, inefficient thesaurus, Smart Define, viewed 26 September, 2026, <https://smartdefine.org/inefficient/thesaurus/synonyms>. |
| MLA | Smart Define. "inefficient thesaurus" 12 November 2015. Web. 26 September 2026. <https://smartdefine.org/inefficient/thesaurus/synonyms> |