Ideographic: To pace 彳 back and forth 回; 回 also provides the pronunciationRadical:

meaning for huái:

  • - see 徘徊 , to dither
  • - to hesitate
  • - to pace back and forth
  • - irresoluteto dither
  • - to hesitate
  • - to pace back and forth
  • - by ext. to hover around
  • - to lingerto hesitate at the crossroads (idiom)