- Definitions|1
- Thesaurus|435
- Abbreviations|0
81 entries under clandestine topic. ×
| under cover(expression, adjective, secret, spy) | |
| under the table(expression, hidden, underhanded, quietly) | |
| underhand(adjective, cunning, deceitful, secret, hidden) | |
| underhanded(dishonest, cunning, deceitful, hidden) | |
| underhandedly(quietly, secretly, personally, privately) | |
| unpublished(adjective, underground, undisclosed) | |
| unseen(secret, hidden, underground, undisclosed) | |
| veiled(secret, private, hidden, underhanded) | |
| wildcat(secretly, slyly, underhandedly, surreptitiously) | |
| abstruse(underground, undisclosed) | |
| clouded(underground, undisclosed) | |
| deep(underground, undisclosed) | |
| enigmatical(underground, undisclosed) | |
| out-of-the-way(underground, undisclosed) | |
| strange(underground, undisclosed) | |
| unacknowledged(underground, undisclosed) | |
| under false pretense(expression, idiom, underground, undisclosed) | |
| unenlightened(underground, undisclosed) | |
| unfrequented(underground, undisclosed) | |
| unintelligible(underground, undisclosed) |
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| APA | Smart Define. (2015). hush-hush thesaurus. Retrieved October 1, 2026, from https://smartdefine.org/hush-hush/thesaurus/synonyms |
| Chicago | Smart Define. 2015. "hush-hush thesaurus" https://smartdefine.org/hush-hush/thesaurus/synonyms (accessed October 1, 2026). |
| Harvard | Smart Define 2015, hush-hush thesaurus, Smart Define, viewed 1 October, 2026, <https://smartdefine.org/hush-hush/thesaurus/synonyms>. |
| MLA | Smart Define. "hush-hush thesaurus" 13 April 2015. Web. 1 October 2026. <https://smartdefine.org/hush-hush/thesaurus/synonyms> |