Indulging oneself is a way to treat oneself to something special or to enjoy oneself in a luxurious manner. Wallowing, which is six letters long, is defined as to indulge oneself in a relaxed and comfortable way. Luxuriating, which is nine letters long, is defined as to indulge oneself in a luxurious and extravagant way. Splurging, which is seven letters long, is defined as to indulge oneself in an extravagant and often wasteful way. All three terms refer to indulging oneself in some way, but with different levels of extravagance.