has been screeching

• 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 screech (3rd person singular).
  screech

  verb (used without object)

  to utter or make a harsh, shrill cry or sound.

Related Words

• howl
• shout
• shriek
• squeal
• yell