has been stupefying

• present perfect progressive

  present perfect progressive

  Used to describe an action that began in the past, has continued continuously, and is still in progress.

  of stupefy (3rd person singular).
  stupefy

  verb (used with object)

  to put into a state of little or no sensibility; benumb the faculties of; put into a stupor.

Related Words

• astound
• bemuse
• bewilder
• flabbergast
• nonplus