Si Collection, Upper Volume Radical: Water (shuǐ) Entry: an Kangxi strokes: 10 Page 620, Entry 17 Pronounced an (falling tone). Shuowen Jiezi (Explaining Simple and Compounding Characters) states it refers to warm water. Also, pronounced yan (falling tone). A river name. Also, pronounced e (entering tone). The term wuan describes a winding, uneven appearance. Another interpretation suggests it describes a moist appearance. Ma Rong, Rhapsody on the Long Flute (Changdi Fu): Moving and moistening, winding and uneven.