72 entries under adjective topic. ×
| insecure(uncertain, worried, dangerous, precarious) | |
| vulnerable(strong, open) | |
| unprotected(weak, soft, unreliable) | |
| unsafe(strong, weak, soft, unreliable) | |
| uncertain(clear, weak, soft, doubtful) | |
| dangerous(hazardous, troubling) | |
| hazardous(strong, safe, unpredictable, dangerous) | |
| dubious(clear, honest) | |
| feeble(weak, soft, unreliable) | |
| unsound(strong, weak, sound, soft) | |
| unsure(clear, weak, soft, certain) | |
| precarious(strong, stable) | |
| shaky(strong, sound) | |
| endangered(weak, soft, unreliable) | |
| loose(verb, weak, disregard, fail) | |
| open(verb, disregard, fail, loosen) | |
| questionable | |
| risky(strong, safe) | |
| undecided(clear, weak, soft, unreliable) | |
| undefended |
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| APA | Smart Define. (2015). secure thesaurus. Retrieved September 22, 2026, from https://smartdefine.org/secure/thesaurus/antonyms |
| Chicago | Smart Define. 2015. "secure thesaurus" https://smartdefine.org/secure/thesaurus/antonyms (accessed September 22, 2026). |
| Harvard | Smart Define 2015, secure thesaurus, Smart Define, viewed 22 September, 2026, <https://smartdefine.org/secure/thesaurus/antonyms>. |
| MLA | Smart Define. "secure thesaurus" 10 April 2015. Web. 22 September 2026. <https://smartdefine.org/secure/thesaurus/antonyms> |