/ Thesaurus / B Synonyms of breach of trust Find synonyms for: Noun1. breach of trust, breach of contractusage: violation (either through fraud or negligence) by a trustee of a duty that equity requires of himWordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved. Related Content Daily Word Quiz: devout Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language