- Definitions|2
- Thesaurus|736
- Abbreviations|0
44 entries under inadequate topic. ×
| ineffectual(adjective, stupid, idle, feeble) | |
| useless(adjective, value, insignificant, limited) | |
| feeble(adjective, limited, useless, purpose) | |
| incompetent(adjective, weak, stupid, idle) | |
| futile(adjective, weak, value, inferior, insignificant) | |
| worthless(adjective, weak, value, inferior, insignificant) | |
| impotent(adjective, inferior, limited, feeble) | |
| inept(adjective, weak, stupid, idle) | |
| inefficacious(adjective, inferior, limited, feeble) | |
| bootless(adjective, weak, stupid, inferior, idle) | |
| vain(adjective, weak, value, inferior, insignificant) | |
| inefficient(adjective, inferior, limited, feeble) | |
| unavailing(adjective, weak, stupid, inferior, idle) | |
| barren(limited, feeble, useless, vain) | |
| fruitless(weak, stupid, inferior, idle) | |
| inoperative(weak, stupid, inferior, idle) | |
| no go(expression, limited, feeble, useless) | |
| nugatory(adjective, value, inferior, insignificant) | |
| unprofitable(adjective, weak, stupid, inferior, insignificant) | |
| abortive(weak, stupid, inferior, idle) |
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| APA | Smart Define. (2015). feckless thesaurus. Retrieved September 26, 2026, from https://smartdefine.org/feckless/thesaurus/synonyms |
| Chicago | Smart Define. 2015. "feckless thesaurus" https://smartdefine.org/feckless/thesaurus/synonyms (accessed September 26, 2026). |
| Harvard | Smart Define 2015, feckless thesaurus, Smart Define, viewed 26 September, 2026, <https://smartdefine.org/feckless/thesaurus/synonyms>. |
| MLA | Smart Define. "feckless thesaurus" 10 April 2015. Web. 26 September 2026. <https://smartdefine.org/feckless/thesaurus/synonyms> |