- Definitions|2
- Thesaurus|878
- Abbreviations|0
119 entries under adjective topic. ×
| secret(quiet, show, dishonest, deceitful) | |
| covert(show, secret, private, restricted) | |
| furtive(secret, sly, sneaky, secretive) | |
| surreptitious(dishonest, deceitful, secret, hidden) | |
| hidden(verb, secret, sly, underground) | |
| undercover(adverb, show, dishonest, secret) | |
| concealed(obscure, secret, unknown, hidden) | |
| private(intimate, secret, unknown, hidden) | |
| stealthy(quiet, dishonest, secret, hidden) | |
| underhand(deceitful, secret, sly, sneaky) | |
| hush-hush(adverb, show, informal, dishonest) | |
| confidential(special, intimate, secret, hidden) | |
| underground(secret, unknown, hidden, sly) | |
| cryptic(secret, unknown, hidden, concealed) | |
| hole-and-corner(secret, private, hidden, spy) | |
| hugger-mugger(quiet, intriguing) | |
| sneaky(quiet, dishonest, deceitful, secret) | |
| secretive(secret, sneaky, stealthy) | |
| arcane(secret, hidden, underground, undisclosed) | |
| privy(special, intimate, secret, hidden) |
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| APA | Smart Define. (2015). clandestine thesaurus. Retrieved September 24, 2026, from https://smartdefine.org/clandestine/thesaurus/synonyms |
| Chicago | Smart Define. 2015. "clandestine thesaurus" https://smartdefine.org/clandestine/thesaurus/synonyms (accessed September 24, 2026). |
| Harvard | Smart Define 2015, clandestine thesaurus, Smart Define, viewed 24 September, 2026, <https://smartdefine.org/clandestine/thesaurus/synonyms>. |
| MLA | Smart Define. "clandestine thesaurus" 13 April 2015. Web. 24 September 2026. <https://smartdefine.org/clandestine/thesaurus/synonyms> |