jiān
small
Original meaning:
kill
Simplified form of 戔. Combination of two weapons (戈), based on the original meaning "kill", now written as 殘. The current meaning is a phonetic loan.
Evolution

Oracle script
(~1250-1000 BC)
Seal script
Shuowen (~100 AD)
Clerical script
Eastern Han dynasty (25-220 AD)Traditional script
ModernSimplified script
ModernComponent uses