Synonyms|101Antonyms|1|Broader|0Narrower|0Related|10

7 entries under expression topic. ×

2
under wraps(secret, clandestine, underground, undisclosed)
0
in ambush(clandestine, underground, undisclosed)
0
off the record(idiom, secret)
0
on the QT(idiom, clandestine, underground, undisclosed)
0
top secret(secret, clandestine, underground, undisclosed)
0
under false pretense(idiom, clandestine, underground, undisclosed)
0
under security restrictions(idiom, ranked)
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APASmart Define. (2015). top-secret thesaurus. Retrieved September 24, 2026, from https://smartdefine.org/top-secret/thesaurus/synonyms
ChicagoSmart Define. 2015. "top-secret thesaurus" https://smartdefine.org/top-secret/thesaurus/synonyms (accessed September 24, 2026).
HarvardSmart Define 2015, top-secret thesaurus, Smart Define, viewed 24 September, 2026, <https://smartdefine.org/top-secret/thesaurus/synonyms>.
MLASmart Define. "top-secret thesaurus" 14 April 2015. Web. 24 September 2026. <https://smartdefine.org/top-secret/thesaurus/synonyms>