According to the name search website, the taboos in naming the character Xiao are:
1. The five-element attribute of the character Xiao is water. According to the principle that water overcomes fire in the five elements, the taboos in naming the character Xiao are: Name the five elements that belong to fire.
2. It is taboo to name Xiao with the same character as the ancestors and elders. If the ancestor’s name contains the character Xiao, the younger generation is taboo to name them with Xiao.
3. It is taboo to name the character "xiao" with the same rhyme final "iāo" or the same rhyme as "yinping". This will make it difficult to pronounce and have no sense of rhythm. The meaning of the name Xiao: refers to the clouds, vastness, high altitude, and vastness.