- Definitions|2
- Thesaurus|503
- Abbreviations|0
43 entries under clandestine topic. ×
| dissembled(underground, undisclosed) | |
| dissimulated(underground, undisclosed) | |
| enigmatical(obscure, unknown, underground, undisclosed) | |
| furtive(obscure, unknown, underground, undisclosed) | |
| in ambush(expression, underground, undisclosed) | |
| inside(underground, undisclosed) | |
| on the QT(expression, idiom, obscure, unknown) | |
| restricted(underground, undisclosed) | |
| sly(underground, undisclosed) | |
| sneak(underground, undisclosed) | |
| sneaky(underground, undisclosed) | |
| stealthy(underground, undisclosed) | |
| strange(obscure, unknown, underground, undisclosed) | |
| sub-rosa(underground, undisclosed) | |
| top-secret(underground, undisclosed) | |
| top secret(expression, underground, undisclosed) | |
| under-the-table(underground, undisclosed) | |
| under false pretense(expression, idiom, underground, undisclosed) | |
| underhand(underground, undisclosed) | |
| underhanded(underground, undisclosed) |
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| APA | Smart Define. (2015). unseen thesaurus. Retrieved September 28, 2026, from https://smartdefine.org/unseen/thesaurus/synonyms |
| Chicago | Smart Define. 2015. "unseen thesaurus" https://smartdefine.org/unseen/thesaurus/synonyms (accessed September 28, 2026). |
| Harvard | Smart Define 2015, unseen thesaurus, Smart Define, viewed 28 September, 2026, <https://smartdefine.org/unseen/thesaurus/synonyms>. |
| MLA | Smart Define. "unseen thesaurus" 10 April 2015. Web. 28 September 2026. <https://smartdefine.org/unseen/thesaurus/synonyms> |