When it comes to describing a splurgy experience or purchase, there are a variety of synonyms to choose from. One might describe such an experience as lavish, extravagant, fancy, indulgent, or even decadent. Other options might include luxurious, opulent, sumptuous, or even over-the-top. All of these words convey the idea of spending a significant amount of money on something that may not be strictly necessary but can provide a great deal of pleasure or enjoyment. Choosing the right synonym can help capture the essence of the experience and convey a particular tone or feeling.