- Definitions|2
- Thesaurus|503
- Abbreviations|0
43 entries under clandestine topic. ×
| hidden(verb, adjective, adverb, humble, distant) | |
| unintelligible(obscure, unknown, underground, undisclosed) | |
| arcane(adjective, obscure, unknown, underground) | |
| deep(obscure, unknown, underground, undisclosed) | |
| hush-hush(secret, hidden, underground, undisclosed) | |
| incognito(secret, hidden, underground, undisclosed) | |
| out-of-the-way(obscure, unknown, underground, undisclosed) | |
| reticent(obscure, unknown, underground, undisclosed) | |
| retired(obscure, unknown, underground, undisclosed) | |
| secretive(underground, undisclosed) | |
| under wraps(expression, secret, hidden, underground) | |
| ambiguous(obscure, unknown, underground, undisclosed) | |
| backdoor(obscure, unknown, underground, undisclosed) | |
| backstairs(underground, undisclosed) | |
| classified(obscure, unknown, underground, undisclosed) | |
| cloak-and-dagger(obscure, unknown, underground, undisclosed) | |
| closet(obscure, unknown, underground, undisclosed) | |
| confidential(underground, undisclosed) | |
| conspiratorial(obscure, unknown, underground, undisclosed) | |
| discreet(underground, undisclosed) |
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| APA | Smart Define. (2015). unseen thesaurus. Retrieved September 27, 2026, from https://smartdefine.org/unseen/thesaurus/synonyms |
| Chicago | Smart Define. 2015. "unseen thesaurus" https://smartdefine.org/unseen/thesaurus/synonyms (accessed September 27, 2026). |
| Harvard | Smart Define 2015, unseen thesaurus, Smart Define, viewed 27 September, 2026, <https://smartdefine.org/unseen/thesaurus/synonyms>. |
| MLA | Smart Define. "unseen thesaurus" 10 April 2015. Web. 27 September 2026. <https://smartdefine.org/unseen/thesaurus/synonyms> |