xié, jié
fly upward
Phonosemantic compound. 页 represents the meaning and 吉 represents the sound. Simplified form of 頡.
Evolution

Bronze script
Late Spring and Autumn (~500 BC)
Seal script
Shuowen (~100 AD)
Clerical script
Eastern Han dynasty (25-220 AD)Traditional script
ModernSimplified script
ModernDefinitions