trump·er·y - [ˈtrəmp(ə)rē]
USAGE
attractive articles of little value or use. practices or beliefs that are superficially or visually appealing but have little real value or worth.
showy but worthless: "trumpery jewelry"
delusive or shallow: "that trumpery hope which lets us dupe ourselves"
ORIGIN: late Middle English (denoting trickery): from Old French tromperie, from tromper ‘deceive.’