72 entries under adjective topic. ×
| unreliable(weak, soft) | |
| unstable(clear, weak, sound, soft) | |
| untrustworthy(weak, soft, unreliable) | |
| doubtful | |
| fickle | |
| indefinite(weak, soft, unreliable) | |
| moving(weak, soft, unreliable) | |
| nervous | |
| parlous | |
| perilous | |
| treacherous | |
| unfastened(cincher, unanxious) | |
| weak(soft, firm, powerful, healthy) | |
| chancy(risky, dangerous) | |
| delicate(weak, soft, unreliable) | |
| infirm(weak, soft, unreliable) | |
| rickety | |
| soft(weak, unreliable) | |
| unclear | |
| uncomfortable |
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| APA | Smart Define. (2015). secure thesaurus. Retrieved September 23, 2026, from https://smartdefine.org/secure/thesaurus/antonyms |
| Chicago | Smart Define. 2015. "secure thesaurus" https://smartdefine.org/secure/thesaurus/antonyms (accessed September 23, 2026). |
| Harvard | Smart Define 2015, secure thesaurus, Smart Define, viewed 23 September, 2026, <https://smartdefine.org/secure/thesaurus/antonyms>. |
| MLA | Smart Define. "secure thesaurus" 10 April 2015. Web. 23 September 2026. <https://smartdefine.org/secure/thesaurus/antonyms> |