- Definitions|1
- Thesaurus|550
- Abbreviations|0
| unsaid(cover, obscure, dark, equivocal, ulterior) | |
| unsolved | |
| unspied | |
| unspoken | |
| unsuspected | |
| untalked of(verb, expression, phrasal verb, latency implication) | |
| untellable | |
| untouched | |
| untraced | |
| untracked | |
| unutterable | |
| unuttered | |
| unwhisperable | |
| unwritten(adjective, latency implication) | |
| veiled(obscure, unknown, hidden, imperceptible, concealed) | |
| withheld(obscure, dark, secret, unknown, hidden) | |
| backdoor(obscure, unknown, clandestine, underground, unrevealed) | |
| backstairs(clandestine, underground) | |
| bearding | |
| behind the scenes(expression, idiom, personal, confidential, hush-hush) |
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| APA | Smart Define. (2015). undisclosed thesaurus. Retrieved September 24, 2026, from https://smartdefine.org/undisclosed/thesaurus/synonyms |
| Chicago | Smart Define. 2015. "undisclosed thesaurus" https://smartdefine.org/undisclosed/thesaurus/synonyms (accessed September 24, 2026). |
| Harvard | Smart Define 2015, undisclosed thesaurus, Smart Define, viewed 24 September, 2026, <https://smartdefine.org/undisclosed/thesaurus/synonyms>. |
| MLA | Smart Define. "undisclosed thesaurus" 14 April 2015. Web. 24 September 2026. <https://smartdefine.org/undisclosed/thesaurus/synonyms> |