biān, bian
edge
Phonosemantic compound with two sound components and two meaning components. 辶 and 方 represent the meaning, while 自 and 丙 represent the sound.
Components
Evolution

Oracle script
(~1250-1000 BC)
Bronze script
Early Western Zhou (~1000 BC)
Seal script
Shuowen (~100 AD)
Clerical script
Western Jin dynasty (266-316 AD)Regular script
ModernDefinitions
Sources