- Definitions|0
- Thesaurus|470
- Abbreviations|1
202 entries under adjective topic. ×
| cautious(secretive, conspiratorial) | |
| changed | |
| circumspect(secretive, conspiratorial) | |
| clammed up(expression, unknowing, taciturn, uncommunicative) | |
| classified | |
| cloak-and-dagger(sly, fraudulent) | |
| cloaked(underhanded, privy) | |
| close-mouthed(taciturn, uncommunicative) | |
| closet(sly, fraudulent) | |
| conspiratorial(recreant, secretive, sub-rosa, falsehearted) | |
| cover(obscure, obscured, ulterior) | |
| covered | |
| crafty(secretive, conspiratorial) | |
| creep(secret, spy, covert, undercover) | |
| crooked(dishonest, deceitful) | |
| cryptic(cover, obscure, dark, equivocal) | |
| cunning(secretive, conspiratorial) | |
| deceitful | |
| deceptive(dishonest, deceitful) | |
| deep |
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| APA | Smart Define. (2015). under cover thesaurus. Retrieved September 27, 2026, from https://smartdefine.org/under_cover/thesaurus/synonyms |
| Chicago | Smart Define. 2015. "under cover thesaurus" https://smartdefine.org/under_cover/thesaurus/synonyms (accessed September 27, 2026). |
| Harvard | Smart Define 2015, under cover thesaurus, Smart Define, viewed 27 September, 2026, <https://smartdefine.org/under_cover/thesaurus/synonyms>. |
| MLA | Smart Define. "under cover thesaurus" 13 April 2015. Web. 27 September 2026. <https://smartdefine.org/under_cover/thesaurus/synonyms> |