- Definitions|0
- Thesaurus|538
- Abbreviations|0
31 entries under characteristic topic. ×
| sustainable(adjective, stability, persistence) | |
| feasible(adjective, support, quality, stability) | |
| tenable(adjective, support, quality, stability) | |
| justifiable(adjective, support, quality, maintenance) | |
| long-term(adjective, stability, persistence) | |
| maintainable(adjective, support, quality, maintenance) | |
| suitable(adjective, stability, persistence) | |
| viable(adjective, support, quality, maintenance) | |
| defensible(adjective, support, quality, maintenance) | |
| acceptable(adjective, quality, rationality, relevance) | |
| reasonable(adjective, quality, rationality, relevance) | |
| strong(adjective, rationality, reliance) | |
| eco-friendly(adjective, nature, defence) | |
| balanced(adjective, nature, ecology) | |
| defendable(adjective, rationality, reliance) | |
| ecological(adjective, nature, ecology) | |
| environmental(adjective, nature, ecology) | |
| natural(adjective, nature, ecology) | |
| secure(adjective, rationality, reliance) | |
| sound(adjective, rationality, reliance) |
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| APA | Smart Define. (2015). unsustainable thesaurus. Retrieved September 29, 2026, from https://smartdefine.org/unsustainable/thesaurus/antonyms |
| Chicago | Smart Define. 2015. "unsustainable thesaurus" https://smartdefine.org/unsustainable/thesaurus/antonyms (accessed September 29, 2026). |
| Harvard | Smart Define 2015, unsustainable thesaurus, Smart Define, viewed 29 September, 2026, <https://smartdefine.org/unsustainable/thesaurus/antonyms>. |
| MLA | Smart Define. "unsustainable thesaurus" 14 April 2015. Web. 29 September 2026. <https://smartdefine.org/unsustainable/thesaurus/antonyms> |