Ideographic: To scratch 扌 a flea bite 蚤; 蚤 also provides the pronunciationRadical:

meaning for sāo:

  • - to scratch
  • - old variant of 骚 to scratch (an itch)
  • - to ticklelit. to scratch the outside of the boot (idiom)
  • - fig. beside the point
  • - ineffectualto stroke one's hair coquettishly (idiom)to disturb
  • - to harassto scratch an itch