17 entries under hidden topic. ×

8
secret(adjective, show, full, clandestine)
4
underground(adjective, obscure, unknown, clandestine)
2
under wraps(expression, adjective, idiom, show, secret)
1
artful(sly, fraudulent)
1
closet(obscure, secret, unknown, sly)
1
foxy(sly, fraudulent)
1
furtive(obscure, unknown, clandestine, underground)
1
illegitimate(sly, fraudulent)
1
in holes and corners(expression, idiom, sly, fraudulent)
1
on the quiet(expression, idiom, sly, fraudulent)
1
private(obscure, secret, unknown, clandestine)
1
under-the-counter(sly, fraudulent)
1
underhand(clandestine, underground, fraudulent, undisclosed)
0
cloak and dagger(expression, idiom, fraudulent)
0
concealed
0
fraudulent
0
illicit(sly, fraudulent)
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APASmart Define. (2015). cloak-and-dagger thesaurus. Retrieved September 28, 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 28, 2026).
HarvardSmart Define 2015, cloak-and-dagger thesaurus, Smart Define, viewed 28 September, 2026, <https://smartdefine.org/cloak-and-dagger/thesaurus/synonyms>.
MLASmart Define. "cloak-and-dagger thesaurus" 14 April 2015. Web. 28 September 2026. <https://smartdefine.org/cloak-and-dagger/thesaurus/synonyms>