13 entries under full topic. ×

8
secret(adjective, show, hidden, clandestine)
7
clandestine(adjective, show, secret, sly)
7
hush-hush(adjective, show, informal, secret)
7
surreptitious(adjective, secret, clandestine, underground)
7
undercover(adjective, show, secret, sly)
6
hugger-mugger
4
covert(adjective, show, secret, clandestine)
3
intriguing
2
mysterious(adjective, obscure, unknown, clandestine)
2
sly(adjective, clandestine, underground, fraudulent)
2
sneaky(adjective, sly, clandestine, underground)
2
stealthy(adjective, clandestine, underground, undisclosed)
1
quiet
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APASmart Define. (2015). cloak-and-dagger thesaurus. Retrieved September 27, 2026, from https://smartdefine.org/cloak-and-dagger/thesaurus/synonyms
ChicagoSmart Define. 2015. "cloak-and-dagger thesaurus" https://smartdefine.org/cloak-and-dagger/thesaurus/synonyms (accessed September 27, 2026).
HarvardSmart Define 2015, cloak-and-dagger thesaurus, Smart Define, viewed 27 September, 2026, <https://smartdefine.org/cloak-and-dagger/thesaurus/synonyms>.
MLASmart Define. "cloak-and-dagger thesaurus" 14 April 2015. Web. 27 September 2026. <https://smartdefine.org/cloak-and-dagger/thesaurus/synonyms>