Something that is evanescent lasts for only a short time before disappearing from sight or memory.
Something that is vaunted, such as someone's ability, is too highly praised and boasted about.
If you are vainglorious, you are very proud of yourself and let other people know about it.
the event of fading and gradually vanishing from sight
characteristic of false pride
get lost, as without warning or explanation
a sudden or mysterious disappearance
feelings of excessive pride
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