- Definitions|1
- Thesaurus|378
- Abbreviations|0
19 entries under impossibility topic. ×
| infeasible(adjective, wild, unreasonable, useless, absurd) | |
| unattainable(adjective, unreasonable, useless, absurd, impractical) | |
| inaccessible(adjective, out) | |
| insuperable | |
| insurmountable | |
| unobtainable(adjective, impossible) | |
| hopeless | |
| unsurmountable | |
| desperate | |
| impassable | |
| impervious | |
| incompatible | |
| inextricable | |
| beyond control(expression, idiom) | |
| impracticable unachievable(expression, idiom) | |
| innavigable | |
| out of reach(expression, idiom) | |
| self-contradictory | |
| uncomeatable |
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| APA | Smart Define. (2015). unfeasible thesaurus. Retrieved September 28, 2026, from https://smartdefine.org/unfeasible/thesaurus/synonyms |
| Chicago | Smart Define. 2015. "unfeasible thesaurus" https://smartdefine.org/unfeasible/thesaurus/synonyms (accessed September 28, 2026). |
| Harvard | Smart Define 2015, unfeasible thesaurus, Smart Define, viewed 28 September, 2026, <https://smartdefine.org/unfeasible/thesaurus/synonyms>. |
| MLA | Smart Define. "unfeasible thesaurus" 14 April 2015. Web. 28 September 2026. <https://smartdefine.org/unfeasible/thesaurus/synonyms> |