- Definitions|2
- Thesaurus|2.6k
- Abbreviations|0
120 entries under weak topic. ×
| ineffectual(adjective, dull, light, soft) | |
| useless(adjective, poor, failure, base) | |
| unavailing(adjective, poor, failure, base) | |
| futile(adjective, poor, base, careless) | |
| unproductive(adjective, poor, base, silly) | |
| fruitless(adjective, failure, silly, stupid) | |
| worthless(adjective, poor, base, careless) | |
| impotent(adjective, poor, failure, silly) | |
| feeble(adjective, dull, light, soft) | |
| incompetent(adjective, poor, careless, stupid) | |
| vain(adjective, stupid, insignificant, useless) | |
| inept(adjective, poor, stupid, idle) | |
| inadequate(adjective, dull, light, soft) | |
| unable(adjective, inadequate, useless, incompetent) | |
| unsuccessful(adjective, useless, trivial, failing) | |
| incapable(adjective, useless, adequate, incompetent) | |
| powerless(adjective, silly, stupid, insignificant) | |
| idle(adjective, stupid, useless, trivial) | |
| sterile(adjective, poor, base, inferior) | |
| barren(adjective, poor, base, inferior) |
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Ineffective on
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| APA | Smart Define. (2016). ineffective thesaurus. Retrieved September 23, 2026, from https://smartdefine.org/ineffective/thesaurus/synonyms |
| Chicago | Smart Define. 2016. "ineffective thesaurus" https://smartdefine.org/ineffective/thesaurus/synonyms (accessed September 23, 2026). |
| Harvard | Smart Define 2016, ineffective thesaurus, Smart Define, viewed 23 September, 2026, <https://smartdefine.org/ineffective/thesaurus/synonyms>. |
| MLA | Smart Define. "ineffective thesaurus" 29 March 2016. Web. 23 September 2026. <https://smartdefine.org/ineffective/thesaurus/synonyms> |