- Definitions|1
- Thesaurus|493
- Abbreviations|0
69 entries under underground topic. ×
| furtive(adjective, obscure, unknown, sneaky) | |
| secret(adjective, hidden, clandestine, undisclosed) | |
| surreptitious(adjective, clandestine, sneaky, covert) | |
| clandestine(adjective, undisclosed, sneaky, covert) | |
| covert(adjective, clandestine, undisclosed, sneaky) | |
| private(adjective, obscure, unknown, clandestine) | |
| secretive(adjective, clandestine, undisclosed, sneaky) | |
| underhand(adjective, clandestine, undisclosed, sneaky) | |
| esoteric(adjective, obscure, unknown, clandestine) | |
| stealthy(adjective, clandestine, sneaky, covert) | |
| backdoor(adjective, obscure, unknown, clandestine) | |
| camouflaged(adjective, obscure, unknown, clandestine) | |
| cloak-and-dagger(adjective, obscure, unknown, clandestine) | |
| close(adjective, obscure, unknown, clandestine) | |
| clouded(adjective, obscure, unknown, clandestine) | |
| covered(adjective, obscure, unknown, clandestine) | |
| disguised(adjective, obscure, unknown, clandestine) | |
| enigmatical(adjective, obscure, unknown, clandestine) | |
| hidden(adjective, clandestine, undisclosed, sneaky) | |
| hush-hush(adjective, clandestine, undisclosed, sneaky) |
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| APA | Smart Define. (2015). conspiratorial thesaurus. Retrieved September 24, 2026, from https://smartdefine.org/conspiratorial/thesaurus/synonyms |
| Chicago | Smart Define. 2015. "conspiratorial thesaurus" https://smartdefine.org/conspiratorial/thesaurus/synonyms (accessed September 24, 2026). |
| Harvard | Smart Define 2015, conspiratorial thesaurus, Smart Define, viewed 24 September, 2026, <https://smartdefine.org/conspiratorial/thesaurus/synonyms>. |
| MLA | Smart Define. "conspiratorial thesaurus" 13 April 2015. Web. 24 September 2026. <https://smartdefine.org/conspiratorial/thesaurus/synonyms> |