1
mysterious
1
occult
1
outlaw
1
outlawed(verb, adjective)
1
silenced(verb, quieted)
1
smothered
1
squelched(verb, silenced)
1
staunched
1
stealthy(adjective, concealed)
1
struck(verb, obliterated)
1
top-secret
1
top secret
1
ulterior
1
unbreatheable
1
under security
1
under wraps
1
undisclosable
1
undisclosed
1
undivulgable
1
undivulged
11 years ago|2.5k views|share |citing 
APASmart Define. (2015). censored thesaurus. Retrieved September 25, 2026, from https://smartdefine.org/censored/thesaurus/synonyms
ChicagoSmart Define. 2015. "censored thesaurus" https://smartdefine.org/censored/thesaurus/synonyms (accessed September 25, 2026).
HarvardSmart Define 2015, censored thesaurus, Smart Define, viewed 25 September, 2026, <https://smartdefine.org/censored/thesaurus/synonyms>.
MLASmart Define. "censored thesaurus" 14 April 2015. Web. 25 September 2026. <https://smartdefine.org/censored/thesaurus/synonyms>