unfaithfulness

/ʌnˈfeɪθfəlnəs/
noun
  1. The quality or state of being disloyal or not faithful, especially to a romantic partner.
    • Unfaithfulness in a marriage often leads to heartbreak and divorce.
    • She could not forgive his unfaithfulness after years of trust.
    • The novel explores the pain caused by unfaithfulness between friends.
  2. The quality of being inaccurate or not true to the original.
    • The artist was upset by the unfaithfulness of the print to her painting.
    • The unfaithfulness of the translation made the story confusing.
    • Historians criticized the film for its unfaithfulness to actual events.
What does "unfaithfulness" mean? | whatsthatwordmean | whatsthatwordmean