will have been petrifying

• future perfect progressive

  future perfect progressive

  Used to describe a continuous action that will progress up until a designated point of completion in the future.

  of petrify.
  petrify

  verb (used with object)

  to convert into stone or a stony substance.

Related Words

• astonish
• astound
• daze
• dumbfound
• horrify
• startle
• stupefy
• terrify
• transfix