泗
Sìsì

mucous

Components

氵
氵 Meaning component
shui, shuǐ water

water

四
四 Sound component
sì four

Character Evolution

Seal form
Seal Warring States (Chu) 475-221 BC
Seal form
Seal Western Han 202 BC-9 AD
Seal form
Seal Shuowen ~100 AD
Clerical form
Clerical Western Han 202 BC-9 AD
Clerical form
Clerical Eastern Han 25-220 AD
Clerical form
Clerical Western Jin 266-316 AD
Regular Modern

Historical Pronunciations

Middle ChineseOld Chinese
Zhengzhanghljids
Unicodesì

說文解字

受泲水，東入淮。从水四聲。

Sources

Readings & variants
Unicode
Historical pronunciations
Zhengzhang Shangfang
Historical images
Academia Sinica
Etymology
Shuowen Jiezi (說文解字)