splurge

To indulge in an extravagant expense or luxury.

To spend extravagantly or wastefully.

An expensive indulgence; a spree.

An extravagant display or large amount.

To make an ostentatious demonstration or display.

A blustering, noisy, or ostentatious demonstration, display, or effort.

A blustering demonstration, or great effort; a great display.

To make a great display in any way, especially in oratory.

To gush, to flow or move in a rush.

indulge oneself