Top secret
Synonyms for Top secret
- classifiedhighly classified
- secret
- under wrapshighly classified
- hush-hushhighly classified
- restricted
- confidential
- undisclosed
- private
- close
- under security restrictionshighly classified
- esoteric
- unrevealed
- clandestine
- supersecrethighly classified
- backstairs
- cryptic
- inside
- sneak
- not for publication
- privy
- covert
- privileged
- under-the-table
- under false pretense
- unacknowledged
- sub-rosa
- in ambush
- hidden
- mysterious
- arcane
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