| Main Entry: | |
| Part of Speech: | noun |
| Definition: | disloyalty |
| Synonyms: | breach of faith, crime, deceit, deceitfulness, deception, disaffection, dishonesty, duplicity, faithlessness, lèse- majesté, mutiny, perfidy, revolt, revolutionary, sedition, seditious act, seditiousness, subversion, traitorousness, treachery |
| Antonyms: | allegiance, devotion, faithfulness, fidelity, loyalty |
| Main Entry: | conspiracy |
| Part of Speech: | noun |
| Definition: | collusion in plan |
| Synonyms: | cabal, complot, confederacy, connivance, countermine, counterplot, covin, disloyalty, fix, frame*, game, hookup, intrigue, league, little game, machination, perfidy, plot, practice, put-up job, scheme, sedition, treacherousness, treachery, treason, trick, trickery |
| Main Entry: | deception |
| Part of Speech: | noun |
| Definition: | misleading; being dishonest |
| Synonyms: | beguilement, betrayal, blarney, boondoggle, cheat, circumvention, cozenage, craftiness, cunning, deceit, deceitfulness, deceptiveness, defraudation, dirt, disinformation, dissimulation, double-dealing, dupery, duplicity, equivocation, falsehood, fast one, flimflam, fraud, fraudulence, guile, hokum, hypocrisy, imposition, insincerity, juggling, legerdemain, lying, mendacity, pretense, prevarication, snow job, sophism, treachery, treason, trickery, trickiness, trumpery, untruth |
| Antonyms: | frankness, honesty, honor, openness, trustworthiness, truth, truthfulness, uprightness |
| Main Entry: | disloyalty |
| Part of Speech: | noun |
| Definition: | unfaithfulness |
| Synonyms: | apostasy, bad faith, betrayal of trust, breach of trust, breaking of faith, deceitfulness, disaffection, double-dealing, faithlessness, falseness, falsity, inconstancy, infidelity, perfidiousness, perfidy, recreancy, sedition, seditiousness, subversive activity, treachery, treason, untrueness, violation |
| Antonyms: | faithfulness, loyalty, trueness, trustworthiness |
| Main Entry: | faithlessness |
| Part of Speech: | noun |
| Definition: | disloyalty |
| Synonyms: | betrayal, disbelief, dishonesty, doubt, falseness, fickleness, fraud, inconstancy, infidelity, perfidiousness, perfidy, skepticism, treacherousness, treachery, treason, unfaithfulness |
| Antonyms: | belief, constancy, faithfulness, loyalty |
| Main Entry: | infidelity |
| Part of Speech: | noun |
| Definition: | disloyalty to an obligation |
| Synonyms: | adultery, affair, bad faith, betrayal, cheating, duplicity, extramarital relations, faithlessness, falseness, falsity, inconstancy, lewdness, perfidiousness, perfidy, treacherousness, treachery, treason, two-timing, unfaithfulness |
| Antonyms: | faithfulness, fidelity, loyalty |
| Main Entry: | sabotage |
| Part of Speech: | noun |
| Definition: | damage |
| Synonyms: | demolition, destruction, disruption, impairment, injury, mischief, overthrow, subversion, subversiveness, treachery, treason, undermining, vandalism, wreckage, wrecking |
| Antonyms: | aiding, assistance, fix, help |
| Main Entry: | sedition |
| Part of Speech: | noun |
| Definition: | rebellion |
| Synonyms: | agitation, defiance, disobedience, dissent, insubordination, insurgence, insurgency, insurrection, mutiny, revolt, revolution, treason, uprising |
| Main Entry: | treachery |
| Part of Speech: | noun |
| Definition: | disloyalty, dishonesty |
| Synonyms: | betrayal, bunco, corruption, dirty dealing, dirty pool, dirty trick, dirty work, disaffection, dodge, double-cross, double-dealing, duplicity, faithlessness, fake, falseness, fast shuffle, flimflam, grift, gyp, infidelity, perfidiousness, perfidy, put-on, racket, recreancy, scam*, sellout, shell game, skin game, spoof, stab in the back, sweet talk, treacherousness, treason, two-timing, whitewash |
| Antonyms: | constancy, devotion, faithfulness, fidelity, honesty, love, loyalty |