ROGET'S THESAURUS OF ENGLISH WORDS AND PHRASES ...

hand know what the left is doing; hide one's light under a bushel, bury one's talent in a
napkin.
keep in the dark, leave in the dark, keep in the ignorance; blind, blind the eyes;
blindfold, hoodwink, mystify; puzzle &c (render uncertain) 475; bamboozle &c
(deceive) 545.
be concealed &c v.; suffer an eclipse; retire from sight, couch; hide oneself; lie hid, lie
in perdu [Fr.], lie in close; lie in ambush (ambush) 530; seclude oneself &c 893; lurk,
sneak, skulk, slink, prowl; steal into, steal out of, steal by, steal along; play at bopeep † ,
play at hide and seek; hide in holes and corners; still hunt.
Adj. concealed &c v.; hidden; secret, recondite, mystic, cabalistic, occult, dark; cryptic,
cryptical † ; private, privy, in petto, auricular, clandestine, close, inviolate; tortuous.
behind a screen &c 530; undercover, under an eclipse; in ambush, in hiding, in
disguise; in a cloud, in a fog, in a mist, in a haze, in a dark corner; in the shade, in the
dark; clouded, wrapped in clouds, wrapt in clouds † ; invisible &c 447; buried,
underground, perdu [Fr.]; secluded &c 893.
undisclosed &c 529, untold &c 527; covert &c (latent) 526; untraceable; mysterious
&c (unintelligible) 519.
irrevealable † , inviolable; confidential; esoteric; not to be spoken of; unmentionable.
obreptitious † , furtive, stealthy, feline; skulking &c v.; surreptitious, underhand, hole
and corner; sly &c (cunning) 702; secretive, evasive; reserved, reticent,
uncommunicative, buttoned up; close, close as wax; taciturn &c 585.
Adv. secretly &c adj.; in secret, in private, in one's sleeve, in holes and corners; in the
dark &c adj.. januis clausis [Lat.], with closed doors, a huis clos [Fr.]; hugger mugger, a
la derobee [Fr.]; under the cloak of, under the rose, under the table; sub rosa [Lat.], en
tapinois [Fr.], in the background, aside, on the sly, with bated breath, sotto voce [Lat.],
in a whisper, without beat of drum, a la sourdine † .
behind the veil; beyond mortal ken, beyond the grave, beyond the veil; hid from
mortal vision; into the eternal secret, into the realms supersensible † , into the supreme
mystery.
in confidence, in strict confidence, in strictest confidence; confidentially &c adj.;
between ourselves, between you and me; between you and me and the bedpost; entre
nous [Fr.], inter nos, under the seal of secrecy; a couvert [Fr.].
underhand, by stealth, like a thief in the night; stealthily &c adj.; behind the scenes,
behind the curtain, behind one's back, behind a screen &c 530; incognito; in camera.
Phr. it must go no further, it will go no further; don't tell a soul; tell it not in Gath,
nobody the wiser; alitur vitium vivitque tegendo [Lat.]; let it be tenable in your silence
still [Hamlet].
[confidential disclosure to news reporters] background information, deep background
information, deep background; background session, backgrounder; not for attribution
529. Disclosure -- N. disclosure; retection † ; unveiling &c v.; deterration † , revealment,
revelation; exposition, exposure; expose; whole truth; telltale &c (news) 532.
acknowledgment, avowal; confession, confessional; shrift.
bursting of a bubble; denouement.
[person who discloses a secret] tattletale, snitch, fink, stool pigeon, canary.