Sanctimonious

[Mark Zuckerberg]

Bono.

[Justin Bieber]

Holier-than-thou: Making an exaggerated show of holiness or moral superiority.

[Tanya Shivari]

the word sanctimonious is another word for big headed,self riteous, bitch, etc. sanctimonious people think theyre it and act like it. they go around thinking theyre brilliant, being sanctimonious is not a good thing!!

[Rihanna]

giving a hypocrital appearance of piety

[Hina Muqadas]

Making a show of sanctity; affecting saintliness;
hypocritically devout or pious.

[Raeanne Dimick]

Of or having a [higher] [morality] than is [common].

[Agnes]

acting as if morally better than others: