Which word is better to name Xiao or Xiao?

Xiao. What is the word that follows, for example, "Xiaobing", "Xiaoguang", "Xiaomei", "Xiaoyun", "Xiaoliang", etc. It is better to use the word "小". And "Xiao" means "knowledge" and "understand", which is much better and richer than the meaning of "small". Most of the time it is recommended to use the word "xiao".