- Definitions|2
- Thesaurus|730
- Abbreviations|0
60 entries under adjective topic. ×
| unsustainable(loathsome, unsteady, objectionable, astable) | |
| non-sustainable(change, unfixed, unsustainable) | |
| precarious(change, quality, dark, doubt) | |
| astatic(change, unbalanced, fluctuate, unfixed) | |
| unstable(change, unbalanced, fluctuate, unfixed) | |
| intolerable(change, loathsome, unfixed, objectionable) | |
| uncertain(change, quality, dark, doubt) | |
| unendurable(loathsome, objectionable, unsustainable) | |
| ambiguous(quality, dark, doubt, suspicious) | |
| noxious(spoil, spot, vicious, loathsome) | |
| untenable(loathsome, objectionable, unsustainable) | |
| capricious(crazy, mad, nervous) | |
| disputable(dark, doubt, suspicious, loathsome) | |
| insupportable(loathsome, objectionable, unsustainable) | |
| torturous(loathsome, objectionable, unsustainable) | |
| unsound(unstable, doubtful, loathsome, unsteady) | |
| unsupportable(loathsome, objectionable, unsustainable) | |
| fickle(change, unstable, doubtful, fluctuate) | |
| abhorrent(loathsome, objectionable, unsustainable) | |
| abominable(loathsome, objectionable, unsustainable) |
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| APA | Smart Define. (2016). sustainable thesaurus. Retrieved September 30, 2026, from https://smartdefine.org/sustainable/thesaurus/antonyms |
| Chicago | Smart Define. 2016. "sustainable thesaurus" https://smartdefine.org/sustainable/thesaurus/antonyms (accessed September 30, 2026). |
| Harvard | Smart Define 2016, sustainable thesaurus, Smart Define, viewed 30 September, 2026, <https://smartdefine.org/sustainable/thesaurus/antonyms>. |
| MLA | Smart Define. "sustainable thesaurus" 29 March 2016. Web. 30 September 2026. <https://smartdefine.org/sustainable/thesaurus/antonyms> |