- Definitions|1
- Thesaurus|245
- Abbreviations|0
49 entries under adjective topic. ×
| unproductive | |
| unrewarding | |
| unsuccessful | |
| useless | |
| vain(uselessness, ineffectiveness, unsuccess) | |
| valueless(ineffectiveness, unsuccess) | |
| wasted(manner, unsuccess) | |
| without avail(manner, unsuccess, expression) | |
| without effect(manner, unsuccess, expression) |
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| APA | Smart Define. (2016). in vain thesaurus. Retrieved September 28, 2026, from https://smartdefine.org/in_vain/thesaurus/synonyms |
| Chicago | Smart Define. 2016. "in vain thesaurus" https://smartdefine.org/in_vain/thesaurus/synonyms (accessed September 28, 2026). |
| Harvard | Smart Define 2016, in vain thesaurus, Smart Define, viewed 28 September, 2026, <https://smartdefine.org/in_vain/thesaurus/synonyms>. |
| MLA | Smart Define. "in vain thesaurus" 24 March 2016. Web. 28 September 2026. <https://smartdefine.org/in_vain/thesaurus/synonyms> |