- Definitions|2
- Thesaurus|1.7k
- Abbreviations|0
49 entries under adjective topic. ×
| ridiculous | |
| unbelievable | |
| unfitting(improper, impossible) | |
| unprofitable(improper, impossible) | |
| unrealistic | |
| unsuitable(improper, impossible) | |
| unthinkable | |
| crucial | |
| disagreeable | |
| dreadful | |
| extraordinary | |
| fabulous | |
| horrid | |
| insufferable | |
| intolerable | |
| nasty | |
| objectionable | |
| obnoxious | |
| outrageous | |
| unaccepted |
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| APA | Smart Define. (2015). feasible thesaurus. Retrieved September 29, 2026, from https://smartdefine.org/feasible/thesaurus/antonyms |
| Chicago | Smart Define. 2015. "feasible thesaurus" https://smartdefine.org/feasible/thesaurus/antonyms (accessed September 29, 2026). |
| Harvard | Smart Define 2015, feasible thesaurus, Smart Define, viewed 29 September, 2026, <https://smartdefine.org/feasible/thesaurus/antonyms>. |
| MLA | Smart Define. "feasible thesaurus" 13 April 2015. Web. 29 September 2026. <https://smartdefine.org/feasible/thesaurus/antonyms> |