However, here are a few options, depending on the context you're looking for:
Neutral:
* "The child slurped down their soup with gusto."
Humorous:
* "He slurped his spaghetti with such enthusiasm, it sounded like a vacuum cleaner."
Descriptive:
* "The sound of the ocean waves crashing on the shore was like a giant slurping noise."
Remember, it's important to consider the context and audience when using words like "slurp."