2. From the point of view of numerology, it is auspicious to use the word Xi in the name, while the five elements of the word Xi belong to fire, so if the child is short of fire, it is more appropriate to use the word Xi as the name collocation, and there are many celebrities with the word Xi in the name, so naming the child with the word Xi can also let the child borrow the luck of celebrities and let him live a stable and happy life.