Egomanias [noun]
Definition of Egomanias:
egoism
Sentence/Example of Egomanias:
Her egomania and impertinence were really insufferable; her notion of her own importance was ludicrous.
It is difficult to say how far this insatiable egomania will take our young women.
My egomania, like a swollen thing, has become impossible to articulate or to reduce to the impotent ironies of clay and paint.