clinquant

adjective
  1. Glittering or shining with a cheap, gaudy, or superficial brilliance; flashy but of little real value.
  2. Usage: archaic or literary; often used to describe something that appears impressive but lacks substance
noun
  1. Tinsel or other shiny material used for cheap ornamentation; something that glitters but has little value.
  2. Usage: archaic or literary; from French, originally referring to gold or silver thread

Examples