Si Collection, Upper Volume Radical: Water (shuǐ) Entry: Huan Kangxi stroke count: 16 Page 652, Entry 21 Compendium of Characters (Zihui bu): Pronounced xian. Describes a vast and boundless appearance. Huainan Masters (Huainanzi), Chapter on Initiating Truth (Chuzhen xun): To rest sweetly in the realm of the vast and boundless.