Xu Collection, Middle Volume
Radical: Leather (gé)
靸
Kangxi Strokes: 13
Page 1386, Entry 07
Pronounced sa
According to Explaining Graphs and Analyzing Characters (Shuowen jiezi), it refers to shoes worn by children.
According to Jade Articles (Yupian), it refers to shoes.
According to Explanation of Names (Shiming), it is the name of a deep-toed shoe made of leather. It has the meaning of to cover, because it can deeply cover the foot.
According to Preface to Master Tan’s Book of Transformations (Tanzi huashu xu), it records: leaving while leaning on a cane and wearing leather shoes.
Also, according to Collected Rhymes (Jiyun), it is pronounced sa. The meaning is the same.
According to Collected Rhymes (Jiyun), it is also written in a variant form (ta).