- Definitions|2
- Thesaurus|1.2k
- Abbreviations|0
146 entries under adjective topic. ×
| futile(weak, inadequate, limited, feeble) | |
| abortive(inferior, inadequate, limited, feeble) | |
| fruitless(weak, inferior, inadequate, limited) | |
| ineffectual(weak, inadequate, limited, feeble) | |
| useless(weak, failure, inferior, inadequate) | |
| unavailing(weak, inferior, short, inadequate) | |
| vain(weak, inferior, short, inadequate) | |
| ineffective(weak, useless, trivial, failing) | |
| unproductive(weak, inferior, inadequate, limited) | |
| bootless(inferior, inadequate, limited, feeble) | |
| failed(failing, vain, ineffective, futile) | |
| unfortunate(bad, poor, failure, miserable) | |
| unprofitable(gain, inferior, inadequate, feeble) | |
| frustrated(worsted, arouse bad feelings, unslaked, hamstrung) | |
| pointless(product, useless, trivial, empty) | |
| foiled(failing, arouse bad feelings) | |
| defeated(weak, short, failing, finished) | |
| unfruitful(inferior, inadequate, limited, feeble) | |
| inefficacious(inferior, inadequate, limited, feeble) | |
| thwarted(failing, worsted, vain, ineffective) |
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| APA | Smart Define. (2016). unsuccessful thesaurus. Retrieved September 28, 2026, from https://smartdefine.org/unsuccessful/thesaurus/synonyms |
| Chicago | Smart Define. 2016. "unsuccessful thesaurus" https://smartdefine.org/unsuccessful/thesaurus/synonyms (accessed September 28, 2026). |
| Harvard | Smart Define 2016, unsuccessful thesaurus, Smart Define, viewed 28 September, 2026, <https://smartdefine.org/unsuccessful/thesaurus/synonyms>. |
| MLA | Smart Define. "unsuccessful thesaurus" 24 March 2016. Web. 28 September 2026. <https://smartdefine.org/unsuccessful/thesaurus/synonyms> |