Zi Collection, Middle Volume. Radical: Person (rén). Kangxi stroke count: 7. Page 96, number 20. According to the Broad Rimes (Guangyun), Collected Rimes (Jiyun), and Correct Rimes (Zhengyun), the pronunciation follows the fanqie (a method of indicating pronunciation using two characters) of nǎi and lǐ, with the initial sound of ní in the rising tone. It means you. Refined Communication (Tongya) states that the words ěr, rǔ, ér, ruò, and nǎi are phonetic variations of the same sound. The character ěr is also written as the variant form ěr, which is also written as the entry character nǐ; in common writing, it is written as the variant form nǐ.