xiāo
vanish
Phonosemantic compound. 氵 represents the meaning and 肖 represents the sound.
Components
Evolution

Seal script
Shuowen (~100 AD)
Clerical script
Western Han dynasty (202 BC-9 AD)
Clerical script
Eastern Han dynasty (25-220 AD)
Clerical script
Eastern Han dynasty (25-220 AD)Regular script
ModernDefinitions
xiāo
vanish, die out; melt away; to disappear; to vanish; to eliminate; to spend (time); have to; need
Sources