47 entries under hidden topic. ×

18
secret(adjective, quiet, show, separate, dishonest)
14
covert(adjective, show, secret, clandestine)
13
clandestine(adjective, show, dishonest, secret)
12
surreptitious(adjective, dishonest, secret, sneaky)
11
confidential(adjective, show, separate, intimate, secret)
11
private(adjective, show, reserved, intimate, secret)
10
undercover(adjective, show, dishonest, secret)
6
concealed(adjective, separate, dishonest, secret)
6
hole-and-corner(adjective, secret, private, spy)
6
restricted(adjective, close, secret, clandestine)
6
stealthy(adjective, quiet, dishonest, secret)
5
under wraps(expression, adjective, idiom, show, dishonest)
5
underground(adjective, secret, spy, clandestine)
4
furtive(adjective, dishonest, secret, sneaky)
4
under-the-table(adjective, secret, private, clandestine)
3
privy(adjective, intimate, secret, private)
2
cloaked(secret, underground, concealed, sneaky)
2
disguised(secret, clandestine, concealed, sneaky)
2
masked(secret, concealed, underhanded, covered)
2
secretive(adjective, quiet, dishonest, cunning, deceitful)
<123>
11 years ago|3.3k views|share |citing 
APASmart Define. (2015). hush-hush thesaurus. Retrieved September 28, 2026, from https://smartdefine.org/hush-hush/thesaurus/synonyms
ChicagoSmart Define. 2015. "hush-hush thesaurus" https://smartdefine.org/hush-hush/thesaurus/synonyms (accessed September 28, 2026).
HarvardSmart Define 2015, hush-hush thesaurus, Smart Define, viewed 28 September, 2026, <https://smartdefine.org/hush-hush/thesaurus/synonyms>.
MLASmart Define. "hush-hush thesaurus" 13 April 2015. Web. 28 September 2026. <https://smartdefine.org/hush-hush/thesaurus/synonyms>