betrayal, duplicity, perfidy, deceit, cowardice, wickedness, barbarity, malevolence, unscrupulousness, deviousness, mendacity, skulduggery, disloyalty, knavery, ruthlessness, venality, machinations, subterfuge, ingratitude, savagery, hypocrisy, deception, villainy, stupidity, insolence, betrayers, underhandedness, arrogance, traitors, nefariousness, regicide, beastliness, chicanery, imposture, spitefulness, thuggery, enormities, malignity, roguery, slyness, treason, devilry, evilness, dirty tricks, calumny, dishonesty, skullduggery, evildoing, folly, vindictiveness, servility, barbarism, cunningness, corruptness, vengefulness, mercilessness, depravity, ineffectualness, sycophancy, bloodthirstiness, brigandage, backstabbing, rapine, cruelness, bastardry, shamelessness, ungratefulness, diabolism, lechery, ambiguousness, lust, faithlessness, detestation, cowardliness, incompetence, foolishness, sordidness, hubris, opportunism, intrigue, superciliousness, harakiri, pusillanimity, abjection, selfishness, cynicism, outlawry, impiety, nobility, avarice, nastiness, jealousy, viciousness, insincerity, brutality, heedlessness, obstinacy, hatred, seduction, casuistry, turpitude, crookedness, outrage, iniquity, apostasy, dishonour, traitor, treacheries, atrocity, sacrilege, blasphemy

double-crossing, double cross, insidiousness, sellout, subversion, subversive activity

betray, rank, sell

perfidiousness