According to the data of Kuaisouming. com, the word Xi only means dryness, disappearance and dawn in Chinese. And the meaning is more negative. In addition, the word Xi belongs to fire in the five elements, and fire disappears in an instant, which is a fierce image in mathematics. Therefore, we should try not to use the word Xi when choosing a name, because its meaning in a name is unlucky. If we use this word, it will bring bad luck to the baby.