van·i·ty

[van-i-tee] Show IPA noun, plural van·i·ties, adjective

noun

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 x 100
2. an instance or display of this quality or feeling x 100 
3. something about which one is vain x 100
4. lack of real value; hollowness; worthlessness: the vanity of a selfish life x100
5. something worthless, trivial, or pointless x 100