Treachery

• POS: Noun
• HYPHEN: treach=er=y

CIDE DICTIONARY

Treachery, n. [OE. trecherïe, trichere, OF. trecherie, tricherie, F. tricherie trickery, from tricher to cheat, to trick, OF. trichier, trechier; probably of Teutonic origin. See Trickery, Trick.].

 Violation of allegiance or of faith and confidence; treasonable or perfidious conduct; perfidy; treason.  [1913 Webster]
"Be ware, ye lords, of their treachery."  [1913 Webster]
"In the council chamber at Edinburgh, he had contracted a deep taint of treachery and corruption."  [1913 Webster]

OXFORD DICTIONARY

Treachery, n. (pl. -ies)
1 violation of faith or trust; betrayal.
2 an instance of this.

THESAURUS

Treachery

Machiavellianism, ambidexterity, artifice, bad faith, cunning, danger, deceitfulness, desultoriness, dirty pool, dirty trick, dirty work, dishonesty, disloyalty, double cross, double-dealing, doubleness, doubleness of heart, duplicity, faithlessness, falseheartedness, falseness, foul play, hazard, improbity, infirmity, insecurity, insolidity, instability, insubstantiality, low cunning, perfidiousness, perfidy, peril, perilousness, precariousness, risk, riskiness, sellout, shakiness, shiftiness, shiftingness, slipperiness, speculativeness, ticklishness, treacherousness, treason, two-facedness, unauthenticity, unauthoritativeness, undependability, unfaithworthiness, unreliability, unsolidity, unsoundness, unsteadfastness, unsteadiness, unsubstantiality, unsureness, untrustworthiness, wile

ROGET THESAURUS

Treachery

Improbity

N improbity, dishonesty, dishonor, deviation from rectitude, disgrace, fraud, lying, bad faith, Punic faith, mala fides, Punica fides, infidelity, faithlessness, Judas kiss, betrayal, breach of promise, breach of trust, breach of faith, prodition, disloyalty, treason, high treason, apostasy, nonobservance, shabbiness, villainy, villany, baseness, abjection, debasement, turpitude, moral turpitude, laxity, trimming, shuffling, perfidy, perfidiousness, treachery, double dealing, unfairness, knavery, roguery, rascality, foul play, jobbing, jobbery, graft, bribery, venality, nepotism, corruption, job, shuffle, fishy transaction, barratry, sharp practice, heads I win tails you lose, mouth honor, dishonest, dishonorable, unconscientious, unscrupulous, fraudulent, knavish, disgraceful, wicked, false-hearted, disingenuous, unfair, one-sided, double, double- hearted, double-tongued, double-faced, timeserving, crooked, tortuous, insidious, Machiavelian, dark, slippery, fishy, perfidious, treacherous, perjured, infamous, arrant, foul, base, vile, ignominious, blackguard, contemptible, unrespectable, abject, mean, shabby, little, paltry, dirty, scurvy, scabby, sneaking, groveling, scrubby, rascally, pettifogging, beneath one, low-minded, low-thoughted, base-minded, undignified, indign, unbecoming, unbeseeming, unbefitting, derogatory, degrading, infra dignitatem, beneath one's dignity, ungentlemanly, ungentlemanlike, unknightly, unchivalric, unmanly, unhandsome, recreant, inglorious, corrupt, venal, debased, mongrel, faithless, of bad faith, false, unfaithful, disloyal, untrustworthy, trustless, trothless, lost to shame, dead to honor, barratrous, dishonestly, mala fide, like a thief in the night, by crooked paths, Int, O tempora!, O mores!, corruptissima respublica plurimae leges.

Deception

N deception, falseness, untruth, imposition, imposture, fraud, deceit, guile, fraudulence, fraudulency, covin, knavery, misrepresentation, bluff, straw-bail, straw bid, spoof, delusion, gullery, juggling, jugglery, slight of hand, legerdemain, prestigiation, prestidigitation, magic, conjuring, conjuration, hocus-pocus, escamoterie, jockeyship, trickery, coggery, chicanery, supercherie, cozenage, circumvention, ingannation, collusion, treachery, practical joke, trick, cheat, wile, blind, feint, plant, bubble, fetch, catch, chicane, juggle, reach, hocus, bite, card sharping, stacked deck, loaded dice, quick shuffle, double dealing, dealing seconds, dealing from the bottom of the deck, artful dodge, swindle, tricks upon travelers, stratagem, confidence trick, fake, hoax, theft, ballot-box stuffing, barney, brace game, bunko game, drop game, gum game, panel game, shell game, thimblerig, skin game, snare, trap, pitfall, decoy, gin, springe, springle, noose, hoot, bait, decoy-duck, tub to the whale, baited trap, guet-a-pens, cobweb, net, meshes, toils, mouse trap, birdlime, dionaea, Venus's flytrap, ambush, trapdoor, sliding panel, false bottom, spring-net, spring net, spring gun, mask, masked battery, mine, flytrap, green goods, panel house, Cornish hug, wolf in sheep's clothing, disguise, disguisement, false colors, masquerade, mummery, borrowed plumes, pattes de velours, mockery, copy, counterfeit, sham, make- believe, forgery, fraud, lie, a delusion a mockery and a snare, hollow mockery, whited sepulcher, painted sepulcher, tinsel, paste, junk jewelry, costume jewelry, false jewelry, synthetic jewels, scagliola, ormolu, German silver, albata, paktong, white metal, Britannia metal, paint, veneer, jerry building, man of straw, illusion, ignis fatuus, mirage, deceived, deceiving, cunning, prestigious, prestigiatory, deceptive, deceptious, deceitful, covinous, delusive, delusory, illusive, illusory, elusive, insidious, ad captandum vulgus, untrue, mock, sham, make-believe, counterfeit, snide, pseudo, spurious, supposititious, so-called, pretended, feigned, trumped up, bogus, scamped, fraudulent, tricky, factitious bastard, surreptitious, illegitimate, contraband, adulterated, sophisticated, unsound, rotten at the core, colorable, disguised, meretricious, tinsel, pinchbeck, plated, catchpenny, Brummagem, artificial, synthetic, ersatz, simulated, under false colors, under the garb of, under cover of, over the left, keep the word of promise to the ear and break it t, fronti nulla fides, ah that deceit should steal such gentle shapes, a quicksand of deceit, decipimur specie recti, falsi crimen, fraus est celare fraudem, lupus in fabula, so smooth, he daubed his vice with show of virtue.