Jiyun dictionary provides a phonetic reading for this character by combining the sounds of the characters for feather and ghost, resulting in the pronunciation of wei. It means a mountain that is steep and perilous. The character is sometimes written in a variant form. Additionally, the Correct Character General Guide (Zhengzitong) states that this character is interchangeable with the character wei. It has two pronunciations, one in the level tone and one in the rising tone. Zi Collection, Page Position: Upper Radical: Mountain (shān) Page 307, Entry 02