/ Thesaurus / A Synonyms of affaire Find synonyms for: Noun1. affair, affaire, intimacy, liaison, involvement, amour, sexual relationshipusage: a usually secretive or illicit sexual relationshipWordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved. Related Content Daily Word Quiz: labyrinth Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language