falseness

1 lack of faithfulness especially to one's husband or wife so that their love would never know a moment of falseness, Thomas Jefferson promised his dying wife that he would never remarry Synonyms disloyalty, faithlessness, infidelity, falsity, inconstancy, perfidiousness, perfidy, unfaithfulnessRelated Words adultery; betrayal, double-cross, double-dealing, duplicity, sellout, treachery, treason; deceit, deception, lyingNear Antonyms staunchness, steadfastness; dependability, reliability; honesty, trustworthinessAntonyms allegiance, constancy, devotedness, devotion, faith, faithfulness, fealty, fidelity, loyalty

2 the act or fact of violating the trust or confidence of another she could not believe that her so-called best friend could ever be guilty of such falseness Synonyms backstabbing, business, disloyalty, double cross, faithlessness, betrayal, falsity, infidelity, perfidy, sellout, treachery, treason, two-timing, unfaithfulnessRelated Words abandonment, desertion; deceit, deception, double-dealing, duplicity, guile, two-facedness; fraud, informing, lying, snitching, talebearing, trickeryNear Antonyms dependability, reliability, trustworthiness; defense, protection, safeguard, shieldAntonyms allegiance, devotion, faithfulness, fealty, fidelity, loyalty, staunchness, steadfastness

3 the quality or state of being false the falseness of your reasoning is so blatant that it's no wonder you reached that absurd conclusion Synonyms erroneousness, fallaciousness, falsehood, fallacy, falsity, untruthRelated Words speciousness, spuriousness; deception, deceptiveness, delusion; inaccuracy, incorrectness; dishonesty, mendaciousness, mendacity, untruthfulnessNear Antonyms accuracy, actuality, correctness, factuality, factualness, genuineness; credibility, honesty, trustworthiness, truthfulness, veracityAntonyms truth, verity