Wu Collection, Lower Volume Radical: Cave (xué) 窪 Kangxi Strokes: 14 Page 622, Entry 01 Broad Rhymes (Guangyun), Collected Rhymes (Jiyun), Rhyme Meetings (Yunhui), and Orthodox Rhymes (Zhengyun): Pronounced wa. Jade Chapters (Yupian): Means deep; means clear water. Another view defines it as a depression. Laozi: Book of the Way and Virtue (Daodejing): Low-lying places are instead able to be filled. Also, Rhyme Meetings Minor Supplement (Yunhui Xiaobu): Pronounced jia. A water name. Same as wa. Also, Sea of Chapters (Pianhai): Departing tone, pronounced wa. Low-lying. Also, Collected Rhymes (Jiyun): Pronounced ying. Meaning is the same.