Zi Collection, Page Position: Upper, Radical: Mouth (kǒu), Page 262, Entry 03 Pronounced xi (entering tone) — "Yùpiān" (Jade Compendium) Pronounced xiang (entering tone) — "Lèipiān" (Category Compendium) Meaning: A cave. Also refers to a river. Originating in Xiangguo, Zhao, it flows east into Yúshuǐ (湡水). Another account states that a waterside is called xi (息).