| ruinous | |
| suspect | |
| touch-and-go | |
| unconfirmed | |
| undependable | |
| unwary | |
| weak(adjective, firm, powerful, healthy, vulnerable) | |
| wicked | |
| bad | |
| injurious | |
| absentminded | |
| arguable | |
| asleep | |
| bold | |
| contestable | |
| controvertible | |
| creepy | |
| critical | |
| damaged | |
| defenseless |
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| APA | Smart Define. (2016). safe thesaurus. Retrieved September 23, 2026, from https://smartdefine.org/safe/thesaurus/antonyms |
| Chicago | Smart Define. 2016. "safe thesaurus" https://smartdefine.org/safe/thesaurus/antonyms (accessed September 23, 2026). |
| Harvard | Smart Define 2016, safe thesaurus, Smart Define, viewed 23 September, 2026, <https://smartdefine.org/safe/thesaurus/antonyms>. |
| MLA | Smart Define. "safe thesaurus" 24 March 2016. Web. 23 September 2026. <https://smartdefine.org/safe/thesaurus/antonyms> |