secret; secrecy; mystery; secret (e.g. to success); esoteric teachings
to hide; to keep to oneself
(private) secretary; treasured book; secret book
secret or hidden place; female genitalia; the underworld; the other world
hidden treasure; treasured article
behind closed doors; behind-the-scenes; (under the veil of) secrecy
secret base; hideout; hidden position
secret art; the mysteries
secret medicine; secret remedy; nostrum; wonder drug; excellent remedy
secret plan; secret scheme; secret stratagem; secret method
secret (recipe, medicine, etc.); mysteries (e.g. of an art)
treasuring; cherishing; prizing; holding dear
secret (method, trick, etc.); key (e.g. to success); mysteries (of an art, trade, etc.); recipe; trick
unexplored region; secluded region; place off the beaten track
remaining silent; keeping secret
secret method; secret process; secret formula; esoteric rituals (in Shingon Buddhism)
to keep secret; to conceal
company secret; industrial secret; trade secret
secret technique; secret art
to have (a) potential for ...; to have it in one to do
secret ceremony; ritual; sanctum sanctorum
secret story; unknown episode
secret swordsmanship (of a specific school); secret traditions of fencing
right to keep silent; right to silence; right to remain silent
closely-guarded secret; top secret
hidden mysteries; secret principle
to keep to oneself; to keep secret
classified information; top secret
favourite child; favourite student; apple of one's eye
to betray a secret; to reveal a secret
little-known hot spring; secret hot spring; secluded hot spring
confidential; secret; classified
keeping a secret; secrecy; confidentiality
secret meeting; secret conference
secretive; mysterious; furtive; stealthy; clandestine; sneaky
confidentiality; nondisclosure
password; secret spell; secret phrase
esoterica; mystery; sanctum
treasured book; secret book; pornographic book
confidential document; confidential paper; classified document
Buddhist image normally withheld from public view
secret meeting; secret conference; closed-door session
secret garden; private garden; name for female genitalia
non-disclosure agreement; NDA
secret history; hidden history; unknown historical facts
private records; secret notes; secret document; confidential papers
treasured picture; secret picture; obscene picture
official test for a secretarial qualification
secret method; secret recipe; (prescription for a) secret medicine
government-paid secretary
keeping (something) secret
privacy of communications
leaking of a secret; leakage of a secret
secluded station; unexplored station
secret vote; secret ballot
secret technique; secret art
Act on the Protection of Specially Designated Secrets (2013); Secret Information Protection Act
privacy of correspondence
specially designated secret
recording audio without consent; secret recording
secrets; mysteries; secret formula; essence; esoterica (of an art, martial arts, etc.)
secret records; secret document; secret notes
private key (cryptography); secret key
official test for a secretarial qualification
secret key cryptography; symmetric key cryptography
secret will and testament; sealed envelope will
general secretary (esp. of Communist parties of Vietnam and the Democratic Republic of North Korea); secretary-general
Yalta Agreement (secret American-British-Soviet agreement wherein the Soviets agreed to attack Japan within three months of the German surrender; February 11, 1945)
privilege (e.g. "attorney-client privilege")
secure computation; secure computing
the crime of revealing a secret; breach of confidence
the crime of revealing a secret; breach of confidence
sacrament of penance and reconciliation
(crime of) revealing state secrets; charge of revealing national security information
sacrament of penance and reconciliation