duplicity, n. guile, chicanery, double-dealing, ambidexterity; artificed, trickery, Machiavellianism, Mach-iavellism, deceit, improbity; equivocation, dissimilation, cant, lip-service, mouth-honor; treachery, foul play, betrayal, Judas kiss, disloyalty, bad-faith, infidelity, faithlessness, perfidy, breach of trust, Inf. two-timing; dishonesty, insincerity, hypocrisy, mendacity, deception; knavery, roguery, rascality, fraud, durability, n. durableness, endurance, lastingness; everlastingness; perpetualness; persistence, perdur-ability, imperishability, incorruptibility; longevity, duration, continuance; immutability, changelessness, invariability, incommutability; permanence, stability, steadfastness, reliability, dependability, firmness, fastness, constancy, durable, adj. 1. enduring, abiding, persisting, continuing; resistant, stout, long-lasting, strong, substantial, sound, holding up well; imperishable, perdurable, unfading, undecaying, incorruptible, amaranthine, perennial.
2. endless, everlasting, longstanding; established, firm, fast, fixed, stable, constant, permanent; immutable, changeless, unchangeable, unalterable, incommutable, invariable; undeviating, unfaltering, unwavering, steadfast, steady, reliable, dependable, duration, n. extent, extension, continuance, endurance, perpetuation, continuum; period of time, period, time; age, life, lifetime, existence; term, space, course, span, spell, stage, stretch, sentence, duress, n. 1. compulsion, coaction, coercion, force; constraint, oppression, control, arm-twisting, pressure, exaction, extortion; power, dint, discipline, enforcement, strength.
2. restraint, imprisonment, incarceration, immurement, jailing; detention, confinement, captivity; quarantine, isolation; arrest, custody, care, keeping, guardianship; bondage, thralldom; shackles, manacles, fetters, bonds, irons, stocks. during, prep, throughout, through, for the time of, while, over; in, within, until; continuing, pending, dusk, n. 1. twilight, crepuscule, Literary, gloaming; late afternoon, evening, eventide, evenfall, eve, Archaic, even, Archaic, evensong, sundown, sunset, moonrise, day's end, edge of night, nightfall.
2. shade, shadiness, shadow, shadowiness, dimness, cloudiness, fogginess, mistiness, haziness, murk, murkiness; semi-darkness, darkness, gloom, gloominess, tenebrousness, somberness, obscurity, dusky, adj. 1. shadowy, shady, dim, dark, unlit, unilluminated, Literary, darkling; gray, cloudy, foggy, misty, hazy, murky; overcast, gloomy, somber, lowering, tenebrous, obscure.
2. darkish, dark-colored, grayish, dingy, sooty, smoky, fuliginous, charcoal; ebony, sable, black, inky, pitchy, pitch-dark, pitch-black, jetblack, jetty; (of the skin, complexion, etc.) swarthy, swarth, swart, olive, olive-skinned, dark-skinned, dark-complexioned, dark-complected, dust, n. 1. powdery dirt, sawdust, filings; soot, smut.
2. earth, ground, land, soil, dirt; turf, sward, sod, clay.
3. rubbish, riffraff, rubble, trash; junk, worthless stuff, SL dreck; remains, leavings, leftovers, scraps; filth, dirt, offscourings; dregs, remnants, odds and ends.
4. commotion, turmoil, tumult, turbulence; disorder, chaos, confusion, upheaval; disruption, distraction, disturbance, uproar, racket, fracas, rumpus.
5. bite the dust a. die, drop dead, Sl. croak, perish, pass away, expire, b. lose, fail, suffer defeat, go down, go under.