- Definitions|1
- Thesaurus|697
- Abbreviations|0
| unreal(adjective, wild, unreasonable, useless, intellectual) | |
| unsecurable | |
| unserviceable(adjective, wild, unreasonable, useless, absurd) | |
| unsolvable | |
| unsuitable | |
| untouchable | |
| unwise(wild, unreasonable, useless, absurd, unrealistic) | |
| upscale(adjective, expensive, high-priced, pricey, pricely) | |
| usurious(adjective, expensive, high-priced, pricey, pricely) | |
| valuable(adjective, expensive, high-priced, pricey, pricely) | |
| vast(adjective, expensive, high-priced, pricey, pricely) | |
| high-priced(adjective, expensive, pricey, pricely, unaffordable) | |
| beyond control(expression, idiom, impossibility) | |
| conceptual impractical(expression, intellectual, unreal) | |
| contrary to reason(adjective, impossible) | |
| cureless(adjective, impossible) | |
| dreamlike(adjective, intellectual, unreal) | |
| exclusive | |
| fanciful(adjective, intellectual, unreal) | |
| fictitious(adjective, intellectual, unreal) |
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| APA | Smart Define. (2015). unattainable thesaurus. Retrieved September 25, 2026, from https://smartdefine.org/unattainable/thesaurus/synonyms |
| Chicago | Smart Define. 2015. "unattainable thesaurus" https://smartdefine.org/unattainable/thesaurus/synonyms (accessed September 25, 2026). |
| Harvard | Smart Define 2015, unattainable thesaurus, Smart Define, viewed 25 September, 2026, <https://smartdefine.org/unattainable/thesaurus/synonyms>. |
| MLA | Smart Define. "unattainable thesaurus" 14 April 2015. Web. 25 September 2026. <https://smartdefine.org/unattainable/thesaurus/synonyms> |