Numbers in Chinese culture
In Chinese tradition, certain numbers are believed by some to be auspicious (吉利) or inauspicious (不利) based on the Chinese word that the number name sounds similar to. The numbers 0, 6, 8, and 9 are...
Tetraphobia
Tetraphobia (from Greek τετράς - tetras, "four" and φόβος - phobos, "fear") is the practice of avoiding instances of the number 4. It is a superstition most common in East Asian and Southeast Asian re...
Tetraphobia - Wikipedia