Usually the characters of the ancients echo the name, and can be the extension, explanation, etc. of the name.
For example: Guan Yu, whose name is Yu, and whose courtesy name is Yunchang, both have the meaning of flying high;
Zhang Fei, whose name is Fei, whose courtesy name is Yide, is similar in artistic conception to Guan Yu;
Cao Cao, whose name is Cao and whose courtesy name is Mengde, cares about integrity and moral character. Mengde also means noble moral character;
Also, Yue Fei, whose name is Fei and whose courtesy name is Pengju, both Same reason.
We want to imitate the ancients today. One way is to be given words by the virtuous elders and place our hopes; the other way is to place our own aspirations on ourselves.
I don’t know whether your surname is Xuan Mingwei or Xuanwei. As mentioned on the 4th floor, you can look up the relevant origin and artistic conception of your name, and then consider how to choose the word based on your own understanding and ambition.
In any case, I think that if you want to follow the ancients in choosing names, you must take it seriously. In our tradition, surnames, given names, and characters are all serious matters. "Change your surname" is not a joke.
Xuan, preach, publicize; Wei, means all directions. Therefore, it is speculated that your name may have the meaning of being famous all over the world.
From this perspective, you can use "Ningbo" or "Banning" to take the meaning of "indifferent and clear aspirations, tranquility and far-reaching".
In addition, if your birth year is a big forest tree, your name has all the elements of fire, metal, and earth, but you are short of water element. Use these two characters to replenish water and grow wood.