- Definitions|2
- Thesaurus|1.7k
- Abbreviations|0
69 entries under underground topic. ×
| undisclosed | |
| unenlightened(clandestine, undisclosed) | |
| unfrequented(clandestine, undisclosed) | |
| unintelligible(clandestine, undisclosed) | |
| unknown(clandestine, undisclosed) | |
| unpublished(clandestine, undisclosed) | |
| unrevealed(clandestine, undisclosed) | |
| unseen(clandestine, undisclosed) | |
| veiled(clandestine, undisclosed) |
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| APA | Smart Define. (2015). sneak thesaurus. Retrieved September 28, 2026, from https://smartdefine.org/sneak/thesaurus/synonyms |
| Chicago | Smart Define. 2015. "sneak thesaurus" https://smartdefine.org/sneak/thesaurus/synonyms (accessed September 28, 2026). |
| Harvard | Smart Define 2015, sneak thesaurus, Smart Define, viewed 28 September, 2026, <https://smartdefine.org/sneak/thesaurus/synonyms>. |
| MLA | Smart Define. "sneak thesaurus" 10 April 2015. Web. 28 September 2026. <https://smartdefine.org/sneak/thesaurus/synonyms> |