Synonyms for Breach of faith:

• n.

  •treason (noun)
  • deceitfulness,
  • revolt,
  • deception,
  • subversion,
  • revolutionary,
  • treachery,
  • duplicity,
  • deceit,
  • mutiny,
  • disaffection,
  • crime,
  • dishonesty,
  • sedition,
  • faithlessness,
  • perfidy.

• Other synonyms:

  •Other relevant words:
  • Barratry,
  • trespass.

Antonyms for Breach of faith:

• n.

  • traitorousness
    constancy.
  • treason
    faithfulness, trustworthiness, honesty, frankness, truthfulness, harmony, uprightness, truth, devotion, fidelity, openness, allegiance, loyalty.