shū
book
Simplified form of 書. Phonosemantic compound. 聿 represents the meaning and 者 represents the sound. The simplified character 书 is derived from the cursive form of 書.
Components
聿 Meaning Simplified component
yù
writing brush
Evolution

Bronze script
Mid Western Zhou (~900 BC)
Seal script
Shuowen (~100 AD)
Clerical script
Eastern Han dynasty (25-220 AD)Traditional script
ModernSimplified script
ModernDefinitions
Sources