What does the word falseness mean?

Usage examples for falseness

  1. Would falseness itself for once be true? – The Mettle of the Pasture by James Lane Allen
  2. It was her falseness that brought him to self- knowledge and knowledge of life, and turned him from a light- hearted writer of comedies and histories into the author of the greatest tragedies that have ever been conceived. – The Man Shakespeare by Frank Harris