xiāo
hollow stump of a tree; empty, thin
(archaic) hollow of a tree; (literary) empty; hollow
Pictophonetic: semantic 木 (tree), phonetic 号
Made of 木 + 号
小笑消校效销晓肖孝宵萧哮逍嚣啸潇硝淆箫霄枭筱骁