biàn, pián
convenience
Original meaning:
whip a person
Phonosemantic compound. 亻 represents the meaning and 𠓥 represents the sound. Originally written as 𠓥, which depicted a hand holding a whip with the 丙 component. Based on the original meaning "whip a person", now written as 鞭. The current meaning is a phonetic loan.
Bronze script
Seal script
Clerical script
Regular script
李学勤 《字源》 p.711