falsehood

1 a false idea or belief the possibility of a perpetual motion machine is one falsehood that has been disproved by modern physics Synonyms of falsehood delusion, error, fallacy, falsity, hallucination, illusion, misbelief, misconception, myth, old wives' tale, untruthWords Related to falsehood factoid; superstition; fiction, pretense (or pretence); distortion, inaccuracy, misapprehension, miscomprehension, misinterpretation, misjudgment, misperception, misunderstanding; misinformation, misknowledge, misreport, misrepresentation, misstatement; sophism, sophistry; fib, half-truth, lie, story, taleAntonyms of falsehood truth, verity

2 a statement known by its maker to be untrue and made in order to deceive several falsehoods in the witness's testimony that may be grounds for perjury Synonyms of falsehood fable, fabrication, fairy tale, lie, falsity, fib, mendacity, prevarication, story, tale, taradiddle (or tarradiddle), untruth, whopperWords Related to falsehood distortion, exaggeration, half-truth; ambiguity, equivocation, obliquity; defamation, libel, slander; perjury; bluff, fiction, pose, pretense (or pretence); humbug, jive, nonsense; canard, fallacy, misconception, myth; falsification, misinformation, misreport, misrepresentation, misstatement; deceit, deceitfulness, dishonesty, duplicity, fraudulenceNear Antonyms of falsehood fact, truism, verity; honesty, truthfulness, veracity; authentication, confirmation, substantiation, validation, verificationAntonyms of falsehood truth

3 the quality or state of being false scientists eventually demonstrated the falsehood of the claim that prehistoric fish did not evolve lungs and legs Synonyms of falsehood erroneousness, fallaciousness, fallacy, falseness, falsity, untruthWords Related to falsehood speciousness, spuriousness; deception, deceptiveness, delusion; inaccuracy, incorrectness; dishonesty, mendaciousness, mendacity, untruthfulnessNear Antonyms of falsehood accuracy, actuality, correctness, factuality, factualness, genuineness; credibility, honesty, trustworthiness, truthfulness, veracityAntonyms of falsehood truth, verity

4 the tendency to tell lies a cynic who believes that politics are a veritable fount of falsehood Synonyms of falsehood deceit, deceitfulness, dishonesty, mendaciousness, mendacity, untruthfulnessWords Related to falsehood artifice, craft, craftiness, crookedness, cunning, dissembling, dissimulation, double-dealing, duplicity, fakery, foxiness, guile, guilefulness, insincerity, trickishness, wiliness; falseness; hypocrisyNear Antonyms of falsehood honor, incorruptibility; candidness, candor, frankness, good faith, plainspokenness, sincerity, straightforwardness; dependability, reliability, reliableness, trustworthiness; accuracy, objectivity; authenticity, correctness, genuineness; credibilityAntonyms of falsehood honesty, integrity, probity, truthfulness, veraciousness, veracity, verity