ROGET THESAURUS
misprision
Guilt
N
guilt, guiltiness, culpability, criminality, criminousness, deviation from rectitude, sinfulness, misconduct, misbehavior, misdoing, misdeed, malpractice, fault, sin, error, transgression, dereliction, delinquency, indiscretion, lapse, slip, trip, faux pas, peccadillo, flaw, blot, omission, failing, failure, break, bad break!, capital crime, delictum, offense, trespass, misdemeanor, misfeasance,
misprision, malefaction, malfeasance, malversation, crime, felony, enormity, atrocity, outrage, deadly sin, mortal sin, deed without a name, corpus delicti, guilty, to blame, culpable, peccable, in fault, at fault, censurable, reprehensible, blameworthy, uncommendable, illaudable, weighed in the balance and found wanting, exceptionable, in flagrante delicto, red-handed, in the very act, with one's hand in the cookie jar, cui prodest scelus in fecit, culpam paena premit comes, O would the deed were good!, responsibility prevents crimes se judice nemo noce, so many laws argues so many sins.
Concealment
N
concealment, hiding, occultation, mystification, seal of secrecy, screen, disguise, masquerade, masked battery, hiding place, cryptography, steganography, freemasonry, stealth, stealthiness, sneakiness, obreption, slyness, latitancy, latitation, seclusion, privacy, secrecy, secretness, incognita, reticence, reserve, mental reserve, reservation, arriere pensee, suppression, evasion, white lie,
misprision, silence, suppression of truth, underhand dealing, closeness, secretiveness, mystery, latency, snake in the grass, secret, stowaway, concealed, hidden, secret, recondite, mystic, cabalistic, occult, dark, cryptic, cryptical, private, privy, in petto, auricular, clandestine, close, inviolate, tortuous, behind a screen, 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, buried, underground, perdu, secluded, undisclosed &c, untold, covert, untraceable, mysterious, irrevealable, inviolable, confidential, esoteric, not to be spoken of, unmentionable, obreptitious, furtive, stealthy, feline, skulking, surreptitious, underhand, hole and corner, sly, secretive, evasive, reserved, reticent, uncommunicative, buttoned up, close, close as wax, taciturn, secretly, in secret, in private, in one's sleeve, in holes and corners, in the dark, januis clausis, with closed doors, a huis clos, hugger mugger, a la derobee, under the cloak of, under the rose, under the table, sub rosa, en tapinois, in the background, aside, on the sly, with bated breath, sotto voce, 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, between ourselves, between you and me, between you and me and the bedpost, entre nous, inter nos, under the seal of secrecy, a couvert, underhand, by stealth, like a thief in the night, stealthily, behind the scenes, behind the curtain, behind one's back, behind a screen, incognito, in camera, 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, let it be tenable in your silence still, background information, deep background information, deep background, background session, backgrounder, not for attribution.