- Definitions|2
- Thesaurus|1.7k
- Abbreviations|0
64 entries under undisclosed topic. ×
| enigmatical(clandestine, underground) | |
| esoteric(clandestine, underground) | |
| mysterious(clandestine, underground) | |
| mystic(clandestine, underground) | |
| occult(clandestine, underground) | |
| on the QT(expression, idiom, clandestine, underground) | |
| out-of-the-way(clandestine, underground) | |
| private(clandestine, underground, skulking) | |
| recondite(clandestine, underground) | |
| reticent(clandestine, underground) | |
| retired(clandestine, underground) | |
| secluded(clandestine, underground) | |
| shrouded(clandestine, underground) | |
| strange(clandestine, underground) | |
| top-secret(clandestine, underground) | |
| under wraps(expression, clandestine, underground, skulking) | |
| unenlightened(clandestine, underground) | |
| unfrequented(clandestine, underground) | |
| unintelligible(clandestine, underground) | |
| unknown(clandestine, underground) |
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| APA | Smart Define. (2015). sneak thesaurus. Retrieved September 30, 2026, from https://smartdefine.org/sneak/thesaurus/synonyms |
| Chicago | Smart Define. 2015. "sneak thesaurus" https://smartdefine.org/sneak/thesaurus/synonyms (accessed September 30, 2026). |
| Harvard | Smart Define 2015, sneak thesaurus, Smart Define, viewed 30 September, 2026, <https://smartdefine.org/sneak/thesaurus/synonyms>. |
| MLA | Smart Define. "sneak thesaurus" 10 April 2015. Web. 30 September 2026. <https://smartdefine.org/sneak/thesaurus/synonyms> |