Definition for Unfaithfulness:

• Neglect or violation of vows or promises; breach of confidence or trust reposed.

Synonyms for Unfaithfulness:

• n.

  •
  • perfidy,
  • treachery,
  • trust,
  • continue,
  • disloyalty.
  •betrayal (noun)
  • doublecrossings,
  • double crossings,
  • un faithfulness,
  • dis-honesties,
  • judas kisses,
  • dis honesties,
  • un-faithfulness,
  • un-faithfulnesses,
  • let downs,
  • double-crossings,
  • dis honesty,
  • doubledealing,
  • dis-honesty,
  • un faithfulnesses.
  •faithlessness (noun)
  • dis-belief,
  • ficklenesses,
  • in constancies,
  • in-constancy,
  • in constancy,
  • dis belief,
  • dis-beliefs,
  • in-constancies,
  • dis beliefs.
  •false-heartedness (noun)
  • dis-loyalties,
  • false heartedness,
  • under handednesses,
  • under handedness,
  • under-handedness,
  • dis loyalties,
  • dis-loyalty,
  • under-handednesses,
  • dis loyalty.
  •falsity (noun)
  • dis-ingenuousnesses,
  • mis representation,
  • in sincerities,
  • un truths,
  • in-sincerities,
  • dis-ingenuousness,
  • un candidnesses,
  • un-candidnesses,
  • un-candidness,
  • mis-representations,
  • in sincerity,
  • deceptivenesses,
  • un reality,
  • un-truth,
  • uncandidnesses,
  • dis ingenuousnesses,
  • mis-representation,
  • un-truths,
  • un candidness,
  • fraudulences,
  • dis ingenuousness,
  • un-realities,
  • mis representations,
  • un-reality,
  • in-sincerity,
  • un truth,
  • un realities.
  •unfaithfulness (noun)
  • infidelity.

• Other synonyms:

  •adultery
  • fornication.

Antonyms for Unfaithfulness:

• n.

  • infidelity
    loyalty, fidelity, devotion, faithfulness.
  • Other antonyms:
    defense, dedication, protection, reliability, safeguard, dependability, allegiance, faith, constancy, fealty, steadfastness, staunchness, devotedness, trustworthiness, honesty, shield.

Unfaithfulness Sentence Examples:

• It had come home to her, - that betrayal and desertion of the boy by his brethren; it stood with her now for a type of her own selfish unfaithfulness; it thrust a rebuke and a pain upon her, though she knew she had repented.

• Perhaps Miss Wycliffe's abrupt departure was connected with a discovery of his unfaithfulness to her, and meant that she would cast him off forever.