N. dimness, darkness, paleness &c. # (light color) 429, half light, demi-jour, partial shadow, partial eclipse, shadow of a shade, glimmer, gliming, nebulosity, cloud, eclipse, aurora, dusk, twilight, shades of evening, crepuscule, cockshut time|, break of day, daybreak, dawn, moonlight, moonbeam, moonglade, moonshine, starlight, owl's light, candlelight, rushlight, firelight, farthing candle

V. be dim, grow dim, flicker, twinkle, glimmer, loom, lower, fade, pale, pale its ineffectual fire, render dim, dim, bedim, obscure, darken, tone down

Adj. dim, dull, lackluster, dingy, darkish, shorn of its beams, dark 421, faint, shadowed forth, glassy, cloudy, misty, blear, muggy|, fuliginous, nebulous, nebular, obnubilated, overcast, crepuscular, muddy, lurid, leaden, dun, dirty, looming, pale, confused

N. opacity, opaqueness, # film, cloud

V. be opaque, obstruct the passage of light, obfuscate, offuscate|

Adj. opaque, impervious to light, adiaphanous, dim, turbid, thick, muddy, opacous|, obfuscated, fuliginous, cloud, hazy, misty, foggy, vaporous, nubiferous, muggy|| (turbidity) 426a, smoky, fumid, murky, dirty

N. turbidity, cloudiness, fog, haze, muddiness, # haziness, obscurity, nephelometer

Adj. turbid, thick, muddy, obfuscated, fuliginous, hazy, misty, foggy, vaporous, nubiferous, cloudy (cloud) 353, smoky, fumid, murky, dirty

N. invisibility, invisibleness, nonappearance, # imperceptibility, indistinctness, mystery, delitescence, concealment, latency

V. be invisible, be hidden, lurk, escape notice, render invisible, conceal, put out of sight, not see, lose sight of

Adj. 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 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) 528

Phr. "full many a flower is born to blush unseen"

N. 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

V. be unintelligible, require explanation, have a doubtful meaning, pass comprehension, render unintelligible, conceal, darken, confuse, perplex, not understand, lose, lose the clue, miss, not know what to make of, be able to make nothing of, give it up, not be able to account for, not be able to make either head or tail of, be at sea, wonder, see through a glass darkly, not understand one another, play at cross purposes

Adj. 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) 533, 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

Phr. it's greek to me