Breadcrumb Home > Thesaurus > H Synonyms of happenstance Find synonyms for: Noun1. coincidence, happenstance, accident, stroke, fortuity, chance eventusage: an event that might have been arranged although it was really accidentalWordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved.Definition and meaning of happenstance (Dictionary) ✖ Related Content Daily Word Quiz: tatterdemalion Analogy of the Day: Today’s Analogy Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language