Shen Collection, Lower Volume
Radical: Clothing (yī)
Character: The inner layer of a garment
Kangxi Stroke Count: 13
Page 1117, Entry 04
Pronounced li (rising tone).
According to the Explaining Graphs and Analyzing Characters (Shuowen Jiezi), this refers to the inner layer of a garment.
As cited in the Book of Odes (Shijing), Beifeng: Green garment with yellow inner lining.
Also in the Book of Odes (Shijing), Xiaoya: Not attached to the hair, not attached to the inner lining.
It also refers to managing internal matters, denoting the regulation of one's internal breath.
As cited in the You Tong Fu by Ban Gu: Simply regulating the internal while the external declines.
Also pronounced li (falling tone) with the same meaning.
The Ganlu Zishu notes this is a vulgar form of the character. The character is written with a repeating lower component.