/ Thesaurus / B Synonyms of bastille day Find synonyms for: Noun1. Bastille Day, 14 July, legal holiday, national holiday, public holidayusage: a legal holiday in France celebrating the storming of the Paris bastille in 1789WordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved. Related Content Daily Word Quiz: aversion Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language