jiǎ
false
Original meaning:
whetstone
Depicts a hand (又) sharpening a knife (刀) on a stone (石). Based on the original meaning "whetstone", now written as 碬. The current meaning is a phonetic loan.
Components
Evolution

Bronze script
Mid Western Zhou (~900 BC)
Seal script
Shuowen (~100 AD)
Clerical script
Western Han dynasty (202 BC-9 AD)Regular script
ModernComponent uses
Meaning component in 1 character (0 verified)
Sources
季旭昇《說文新證》p.210