breach of faith

noun

1. a violation of good faith, confidence, or trust; betrayal:

   To abandon your friends now would be a breach of faith.

Word History and Origins

Origin of breach of faith¹

First recorded in 1630–40

Example Sentences

He was defeated by Democrat Pete Peterson the next year after Mr. Peterson, a former Vietnam prisoner of war, accused Mr. Grant of a breach of faith with voters by changing parties midstream.

From New York Times

The Texas Republican also warned the American Federation of Government Employees against seizing the dues ICE officers had paid, saying that would be a major breach of faith.

From Washington Times

The release of the findings, the victims said, was a breach of faith.

From New York Times

So did critics, who wrote again in the spirit of Wilfrid Sheed’s dictum that “mushy reviews are a breach of faith.”

From New York Times

War Child CEO Rob Williams told Newsnight: "A delay of a year is a disaster and it is a major breach of faith because all those people who raised money in response to the government's promise that they would match the money have basically been let down."

From BBC

Related Words

• crime
• mutiny
• sedition
• subversion
• treachery