Standard answer: The five elements of the character Xi belong to water, and the number in the name is 13 (note: the names are all traditional Chinese, Kangxi Dictionary)
The eight characters of wood are prosperous and fire is lacking, and water is Wood will restrain fire, so it is recommended not to use the word "Xi"
Wood is strong, and metal will restrain it. It is recommended to use the word "xin", etc. The five elements of "xin" belong to gold.
Please refer to:/heyoufeng1983/blog/item/46a085fab424228d9f5146f1.html