able, abstruse, ambiguous, amphibological, amphibolous, anagogic, arcane, awe-inspiring, awesome, awful, awing, baffling, beclouded, bewildering, bizarre, blind, bothering, buried, cabalic, cabalistic, censored, classified, close, closed, clouded, concealed, confounding, confusing, covered, covert, cryptic, curious, dark, discomposing, disconcerting, dismaying, distracting, disturbing, eclipsed, eerie, embarrassing, enigmatic, enwrapped in mystery, equivocal, equivocatory, esoteric, extramundane, extraterrestrial, fey, furtive, hermetic, hid, hidden, hush-hush, hypernormal, hyperphysical, impenetrable, in a cloud, in a fog, in eclipse, in purdah, in the wings, incalculable, incognizable, incommunicado, incomprehensible, indefinable, inexplicable, inextricable, inscrutable, insoluble, insolvable, intricate, ironic, latent, metaphysic, multivocal, mystic, mystical, mystifying, numinous, obfuscated, obscure, obscured, occult, otherworldly, perplexing, perturbing, polysemantic, polysemous, preterhuman, preternatural, preternormal, pretersensual, problematic, psychic, puzzling, recondite, restricted, sealed, secluded, secluse, secret, sequestered, smothered, spiritual, stifled, strange, superhuman, supernatural, supernormal, superphysical, supersensible, supersensual, suppressed, supramundane, supranatural, theosophical, theosophist, top secret, transcendental, transmundane, ulterior, unaccountable, unapparent, unapprehended, unascertained, unbeknown, unbreatheable, uncanny, uncertain, uncharted, unclassified, unclear, undefinable, under an eclipse, under cover, under house arrest, under security, under wraps, underground, undisclosable, undisclosed, undiscoverable, undiscovered, undivulgable, undivulged, unearthly, unexplainable, unexplained, unexplored, unexposed, unfamiliar, unfathomable, unfathomed, ungraspable, unguessed, unheard, unheard-of, unhuman, unidentified, unintelligible, uninterpretable, uninvestigated, unknowable, unknown, unperceived, unplumbed, unrevealable, unrevealed, unsolvable, unspoken, unsuspected, untellable, untold, untouched, unutterable, unuttered, unwhisperable, unworldly, upsetting, virgin, weird, wrapped in clouds
wonder, marvel, astonishment, amazement, wonderment, bewilderment, amazedness, admiration, awe, stupor, stupefaction, stound, fascination, sensation, surprise, note of admiration, thaumaturgy, surprised, aghast, all agog, breathless, agape, open- mouthed, awestruck, thunderstruck, moonstruck, planet-struck, spellbound, lost in amazement, lost in wonder, lost in astonishment, struck all of a heap, unable to believe one's senses, like a duck ion thunder, wonderful, wondrous, surprising, unexpected, unheard of, mysterious
, miraculous, indescribable, inexpressible, inaffable, unutterable, unspeakable, monstrous, prodigious, stupendous, marvelous, inconceivable, incredible, inimaginable, unimaginable, strange, passing strange, striking, overwhelming, wonder-working, wonderfully fearfully, for a wonder, in the name of wonder, strange to say, mirabile dictu, mirabile visu, to one's great surprise, with wonder, with gaping mouth, with open eyes, with upturned eyes, Int, lo, lo and behold!, O!, heyday!, halloo!, what!, indeed!, really!, surely!, humph!, hem!, good lack, good heavens, good gracious!, Ye gods!, good Lord!, good grief!, Holy cow!, My word!, Holy shit!, gad so!, welladay!, dear me!, only think!, lackadaisy!, my stars, my goodness!, gracious goodness!, goodness gracious!, mercy on us!, heavens and earth!, God bless me!, bless us, bless my heart!, odzookens!, O gemini!, adzooks!, hoity-toity!, strong!, Heaven save the mark, bless the mark!, can such things be!, zounds!, 'sdeath!, what on earth, what in the world!, who would have thought it!, you don't say so!, You're kidding!, No kidding? what do you say to that!, nous verrons!, how now!, where am I?, vox faucibus haesit, one's hair standing on end.
invisibility, invisibleness, nonappearance, imperceptibility, indistinctness, mystery, delitescence, concealment, latency, invisible, imperceptible, undiscernible, indiscernible, unapparent, non-apparent, out of sight, not in sight, a perte de vue, behind the scenes, behind the curtain, viewless, sightless, inconspicuous, unconspicuous, unseen &c (see), covert, eclipsed, under an eclipse, dim, mysterious
, dark, obscure, confused, indistinct, indistinguishable, shadowy, indefinite, undefined, ill- defined, ill-marked, blurred, fuzzy, out of focus, misty, delitescent, hidden, obscured, covered, veiled (concealed), full many a flower is born to blush unseen.
unintelligibility, incomprehensibility, imperspicuity, inconceivableness, vagueness, obscurity, ambiguity, doubtful meaning, uncertainty, perplexity, spinosity, obscurum per obscurius, mystification, latency, transcendentalism, paradox, oxymoron, riddle, enigma, puzzle, diagnus vindice nodus, sealed book, steganography, freemasonry, pons asinorum, asses' bridge, high Dutch, Greek, Hebrew, jargon, unintelligible, unaccountable, undecipherable, undiscoverable, unknowable, unfathomable, incognizable, inexplicable, inscrutable, inapprehensible, incomprehensible, insolvable, insoluble, impenetrable, illegible, as Greek to one, unexplained, paradoxical, enigmatic, enigmatical, puzzling (secret), indecipherable, obscure, dark, muddy, clear as mud, seen through a mist, dim, nebulous, shrouded in mystery, opaque, dense, undiscernible, misty, hidden, latent, indefinite, garbled, perplexed, undetermined, vague, loose, ambiguous, mysterious
, mystic, mystical, acroamatic, acroamatical, metempirical, transcendental, occult, recondite, abstruse, crabbed, inconceivable, inconceptible, searchless, above comprehension, beyond comprehension, past comprehension, beyond one's depth, unconceived, inexpressible, undefinable, incommunicable, unpredictable, unforeseeable, it's Greek to me.
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.