yóu
especially
Original meaning:
wart
Pictograph of a hand with a wart on it. The original meaning "wart" is now written as 疣. The original meaning later expanded to "strange, bizarre" and "outstanding, special".
Evolution

Oracle script
(~1250-1000 BC)
Bronze script
Spring and Autumn (771-476 BC)
Seal script
Shuowen (~100 AD)
Clerical script
Eastern Han dynasty (25-220 AD)Regular script
ModernDefinitions
Component uses
Iconic component in 1 character (1 verified)
Simplified component in 1 character (1 verified)
Sources
季旭昇《說文新證》p.960