How many letters does the top answer for “intended to attract notice and impress others” have?

The most common answer is ostentatious (12 letters).

Crossword clue: intended to attract notice and impress others

2 answers found in Letterora's clue database (Wikidata facts, Open Trivia DB, WordNet and Webster definitions — all licensed sources).

ostentatious 12 letters wn-def

intended to attract notice and impress others

pretentious 11 letters wn-def

intended to attract notice and impress others