Explanation of tiredness [tired] Tiredness and sleepiness Detailed explanation of fatigue and sleepiness. "New Book of Tang·Biography of Fanzhen·Zhu Tao": "Wu Jun and Li Baozhen joined forces to attack Tao. Tao hurriedly summoned Ma Si to Beizhou, but his steps and horses were exhausted." Word decomposition The explanation of lack is lack á lack: boring. poor. There is no shortage of them. Tired: sleepy. Tired. tired. Incompetent, useless: tired. Lack of coal. Tired Radical: 丿; The explanation of Dayun (Dun) ù is a short stop of time: pause. Pause. The cadence. Suddenly, immediately, all of a sudden: suddenly. Immediately. Epiphany. A sudden enlightenment occurred. Knock, stamp: bow before bowing. Processing, setting: settling. Rectify. Tired: sleepy. Lawton. Calligraphy: Use the upper finger to move the pen downward with force without moving it