/ Thesaurus / L Synonyms of laissez passer Find synonyms for: Noun1. pass, laissez passer, permissionusage: a document indicating permission to do something without restrictions; "the media representatives had special passes"WordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved. Related Content Daily Word Quiz: eureka Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language