Wu Collection, Lower Volume Radical: Cave (xué) 窸 Kangxi strokes: 16 Page 868, Entry 03 Broad Rimes (Guangyun): Pronounced xi. Meaning to emerge from a cave. Also refers to rustling, a term describing a sound. Li He, Song of the Spirit String (Shenxian Qu): The sea god and mountain spirits arrive at the banquet, paper spirit money rustles in the fierce wind.