You Collection, Lower Volume
Radical: Walk (chuò)
邃
Kangxi strokes: 20
Page 1266, Entry 22
Pronounced sui (falling tone).
Shuowen Jiezi (Explanation of Simple and Compound Characters): Deep and distant.
Book of Rites (Liji), Jade Pattern: Twelve tassels, hanging deep and long in front and behind. Commentary: This means the twelve tassels are in front and behind, hanging down deeply and extending to cover the top of the ceremonial cap.
Book of the Later Han (Houhan Shu), Treatise on Carriages and Attire: The sage occupies the position of the Son of Heaven, wearing jade tassels that hang deep to cover the sun and moon, thereby assisting his virtue and manifesting his merits.
Also, a building that is deep and distant is called sui.
Qu Yuan, Encountering Sorrow (Lisao): The inner chambers are already deep and distant.
Textual research:
Book of the Later Han (Houhan Shu), Treatise on Officials: The sage occupies the position of the Son of Heaven, wearing jade tassels that hang deep to cover the sun and moon, thereby assisting his virtue and manifesting his merits. According to the original book, changed from Treatise on Officials to Treatise on Carriages and Attire.