An ostentatious display is a showy or extravagant display of wealth, power, or importance. The crossword solutions for this term include SPLASH (6 letters), AIRS (4 letters), FANFARE (7 letters), POMP (4 letters), RITZ (4 letters), ECLAT (5 letters), and SPLURGE (7 letters). SPLASH refers to a sudden and dramatic display, AIRS are an affected or haughty manner, FANFARE is a loud and showy display of celebration, POMP is a grand and impressive display, RITZ is a luxurious display of wealth, ECLAT is a brilliant display of success, and SPLURGE is an extravagant expenditure.