Adjective
braggadocious (comparative more braggadocious, superlative most braggadocious)
Exhibiting braggadocio; characterized by empty boasts.
But in practice, it is consistently, dizzyingly executed with fiendish, even braggadocious skill that focuses on a welcome sense of distortion and ambiguity. Source: Internet
Third, there’s the braggadocious nature of the whole thing –– Drake giving the middle finger to every other rapper in the game by showing that he can drop an album with no promotion and still break records. Source: Internet