ostentatious
os-ten-TAY-shusadjMeaning showy in order to impress others
Memory hook os-TENT-atious: a GOLD TENT to show off. At the campground, Victor pitches a golden tent with a flag and a sign bearing his name, just so everyone will look; that showing off is ostentatious.
He drove an ostentatious gold car with his name painted on both doors.
In context Most guests wore simple clothes to the picnic, but Mr. Hale arrived looking ostentatious, in a white suit and three diamond rings, mentioning his yacht every five minutes.
Similar showy, flashy, pretentious, loud
Opposite modest, understated, plain
From ostentation, from Latin ostentare, “to show off,” related to ostendere (to show).