inaudibleness

/ɪnˈɔdəbəlnəs/
noun
  1. The quality of being impossible to hear; the same as inaudibility.
    • The inaudibleness of the whispered message made it impossible to understand.
    • Because of the inaudibleness of the phone call, she had to call back.
    • The inaudibleness of the distant thunder suggested the storm was far away.
Antonyms