40 entries under limited topic. ×
| futile(adjective, weak, flat, sad, unhappy) | |
| vain(adjective, weak, flat, sad, unhappy) | |
| useless(adjective, weak, flat, failure, inferior) | |
| unproductive(adjective, weak, flat, silly, stupid) | |
| bootless(adjective, failure, stupid, idle, inadequate) | |
| unavailing(adjective, weak, failure, silly, stupid) | |
| unfruitful(adjective, inferior, inadequate, product) | |
| ineffectual(adjective, weak, failure, silly, stupid) | |
| unprofitable(adjective, flat, silly, stupid, inadequate) | |
| abortive(adjective, failure, stupid, idle, inadequate) | |
| barren(adjective, inferior, inadequate, product) | |
| unsuccessful(adjective, weak, inferior, inadequate) | |
| idle(adjective, weak, stupid, inadequate) | |
| worthless(adjective, stupid, inadequate, feeble) | |
| impotent(adjective, weak, failure, silly, stupid) | |
| inoperative(adjective, weak, stupid, inferior, idle) | |
| nugatory(adjective, failure, inferior, inadequate) | |
| inadequate(adjective, weak, feeble, useless) | |
| inefficient(adjective, weak, failure, inferior, inadequate) | |
| feeble(adjective, weak, inadequate, useless) |
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| APA | Smart Define. (2016). fruitless thesaurus. Retrieved September 27, 2026, from https://smartdefine.org/fruitless/thesaurus/synonyms |
| Chicago | Smart Define. 2016. "fruitless thesaurus" https://smartdefine.org/fruitless/thesaurus/synonyms (accessed September 27, 2026). |
| Harvard | Smart Define 2016, fruitless thesaurus, Smart Define, viewed 27 September, 2026, <https://smartdefine.org/fruitless/thesaurus/synonyms>. |
| MLA | Smart Define. "fruitless thesaurus" 24 March 2016. Web. 27 September 2026. <https://smartdefine.org/fruitless/thesaurus/synonyms> |