will have been anguishing

• 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 anguish.
  anguish

  noun

  excruciating or acute distress, suffering, or pain.

Related Words

• agony
• grief
• heartache
• heartbreak
• misery
• sorrow
• suffering
• torment
• woe