jǐ
halberd with crescent blade
Phonosemantic compound. 戈 represents the meaning and 倝 represents the sound.
Evolution

Bronze script
Mid Western Zhou (~900 BC)
Seal script
Shuowen (~100 AD)
Clerical script
Western Han dynasty (202 BC-9 AD)Regular script
ModernDefinitions
jǐ
halberd with crescent blade; halberd; long-handled weapon with pointed tip and crescent blade; combined spear and battle-ax
Sources