yè
profession
Original meaning:
attack
Depicts a person (大) carrying a weapon (丵). Based on the original meaning "attack". The meaning later shifted to "expand territory" and "develop business".
Components
Evolution

Bronze script
Mid Western Zhou (~900 BC)
Seal script
Shuowen (~100 AD)
Clerical script
Eastern Han dynasty (25-220 AD)Regular script
ModernDefinitions
Sources
季旭昇《說文新證》p.168-169