- I(Roget's IV) n.Syn. deceit, deception, falsehood, trickery, infidelity, faithlessness, falsity, craft, artifice, duplicity, wiliness, untrustworthiness, insidiousness, cunning, guile, perfidiousness, slyness, perfidy, double-dealing, craftiness, trickiness, treachery, knavishness, knavery, cant, crookedness, corruption, mythomania, lying, cheating, stealing, subtlety, hypocrisy, insincerity, prevarication, swindle, fraud, chicanery, rascality, mendacity, artfulness, subtleness, fraudulence, pettifoggery, embezzlement, counterfeiting, forgery, perjury, treason, false pretenses, shadiness*, flimflam*, hocus-pocus*, hanky-panky*, skulduggery*; see also deception 1 , hypocrisy , lie 1 .Ant. honesty*, truthfulness, integrity.II(Roget's 3 Superthesaurus) n.lies, improbability, untruthful-ness, deceit, deception, lying, fraud, prevarication, insincerity, duplicity, mendacity, falsehoods, disingenuousness.III(Roget's Thesaurus II) noun 1. Lack of integrity: improbity. See HONEST. 2. Departure from what is legally, ethically, and morally correct: corruption, corruptness, improbity. Informal: crookedness. See HONEST. 3. Lack of straightforwardness and honesty in action: chicanery, craft, craftiness, deviousness, indirection, shadiness, shiftiness, slyness, sneakiness, trickery, trickiness, underhandedness. See HONEST.
English dictionary for students. 2013.