* A made-up name: People often create unique names for their children.
* A variation of another name: It might be a misspelling or a variation of a name like "Xenia" or "Sylvia."
* A name from a specific culture or language: It's possible "Xylia" has a specific meaning in a particular culture or language, but it's not common knowledge in English.
If you're interested in finding the meaning of "Xylia," you might:
* Ask the person who named it: If you know the person, ask them directly about their choice of name.
* Research online: Look for websites that list unusual or made-up names, but be aware that results may be unreliable.
* Consult a name dictionary: There are dictionaries that list names and their origins.
Ultimately, without more context, it's impossible to say for sure what "Xylia" means.