Mao Collection, Upper Volume Radical: Heart (xīn) 惱 Kangxi strokes: 13 Page 392, Entry 01 Pronounced nao (falling-rising tone). Shuowen Jiezi (Shuowen): To have resentment. Originally written as a variant form. Composed of the radical for woman, with an abbreviated phonetic element. Now written as the character for vexation. Guangyun (Guangyun): To be vexed or distressed. Zengyun (Zengyun): Matters that disturb the heart. Jiyun (Jiyun): Sometimes written as variant forms. In the early Long'an period of the Jin dynasty, there was a song titled Aonao, which was a colloquial and popular ballad.