voicelessness

noun

1.
a disorder of the vocal organs that results in the loss of voice
Derived from:
voiceless
2.
speaking softly without vibration of the vocal cords
Derived from:
voiceless
3.
having no voice in the management or control of affairs
Derived from:
voiceless
4.
(phonetics, of a consonant) The property of being spoken without vibration of the vocal cords, as /t/, /s/, or /f/.