3 entries under fixed topic. ×
| stable(adjective, clear, weak, sound, soft) | |
| steady(adjective, clear, sound, stable) | |
| constant(adjective, clear, sound, sympathetic, steady) |
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Unstable on
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| APA | Smart Define. (2016). unstable thesaurus. Retrieved September 24, 2026, from https://smartdefine.org/unstable/thesaurus/antonyms |
| Chicago | Smart Define. 2016. "unstable thesaurus" https://smartdefine.org/unstable/thesaurus/antonyms (accessed September 24, 2026). |
| Harvard | Smart Define 2016, unstable thesaurus, Smart Define, viewed 24 September, 2026, <https://smartdefine.org/unstable/thesaurus/antonyms>. |
| MLA | Smart Define. "unstable thesaurus" 26 February 2016. Web. 24 September 2026. <https://smartdefine.org/unstable/thesaurus/antonyms> |