V A I N I T Y

1. excessive pride in one's appearance, qualities, abilities, achievements, etc.; character or quality of being vain; conceit: Failure to be elected was a great blow to his vanity.
2. an instance or display of this quality or feeling.
3. something about which one is vain.
4. lack of real value; hollowness; worthlessness: the vanity of a selfish life.
5. something worthless, trivial, or pointless.