secret

• (s) not open or public; kept private or not revealed
  • a secret formula
  • secret ingredients
  • secret talks
• (s) conducted with or marked by hidden aims or methods
  • clandestine intelligence operations
  • cloak-and-dagger activities behind enemy lines
  • hole-and-corner intrigue
  • secret missions
  • a secret agent
  • secret sales of arms
  • surreptitious mobilization of troops
  • an undercover investigation
  • underground resistance
  clandestine, cloak-and-dagger, hush-hush, undercover, hole-and-corner, hugger-mugger, surreptitious, underground,
• (s) not openly made known
  • a secret marriage
  • a secret bride
  unavowed,
• (s) communicated covertly
  • their secret signal was a wink
  • secret messages
• (s) not expressed
  • secret (or private) thoughts
  private,
• (s) designed to elude detection
  • a hidden room or place of concealment such as a priest hole
  • a secret passage
  • the secret compartment in the desk
  hidden,
• (s) hidden from general view or use
  • a privy place to rest and think
  • a secluded romantic spot
  • a secret garden
  privy, secluded,
• (s) (of information) given in confidence or in secret
  • this arrangement must be kept confidential
  • their secret communications
  confidential,
• (s) indulging only covertly
  • a secret alcoholic
• (s) having an import not apparent to the senses nor obvious to the intelligence; beyond ordinary understanding
  • mysterious symbols
  • the mystical style of Blake
  • occult lore
  • the secret learning of the ancients
  mystic, mysterious, occult, orphic, mystical,
• (s) the next to highest level of official classification for documents

Nouns

• (n) something that should remain hidden from others (especially information that is not to be passed on)
  • the combination to the safe was a secret
  • he tried to keep his drinking a secret
• (n) information known only to a special group
  • the secret of Cajun cooking
  arcanum,
• (n) something that baffles understanding and cannot be explained
  • how it got out is a mystery
  • it remains one of nature's secrets
  closed book, enigma, mystery,

Synonyms

Words of close approximity