épater
épater les bourgeois shock people who have attitudes or views regarded as conventional or complacent.
☞ The French phrase is generally used in English, there being no exact English equivalent. 'Il faut épater les bourgeois' ('one must astonish the bourgeois') was a comment attributed to the French poet and critic Charles Baudelaire.
2008Believer Magazine On and off the water, he was omnipotent and inscrutable, wearing trench coats or top hats down to the beach, shooting rockets off the pier, painting swastikas on his board (less fascist impulse than a last ditch effort to epater les bourgeois).