From voice + -less.

• IPA: /ˈvɔɪsləs/

voiceless (not comparable)

1. Lacking a voice, without vocal sound.

   Synonyms: inaudible, silent, unvoiced

   Antonyms: audible, vocal, voiced

   • 1994, Loreena McKennitt, The Mystic's Dream:

     A voiceless song in an ageless light / Sings at the coming dawn / Birds in flight are calling there / Where the heart moves the stones / It's there that my heart is calling / All for the love of you.

2. (figurative) Without a vote; having no input into a decision.
3. (phonetics, of a consonant or vowel) Spoken without vibration of the vocal cords; unvoiced, surd, breathed. Examples: [t], [s], [f], [m̥], [u̥].

   Synonyms: unvoiced

   Antonyms: voiced

• French: aphone
• German: tonlos
• Portuguese: mudo
• Russian: безголо́сый
• Spanish: mudo

• French: sourd
• German: stimmlos
• Italian: sordo
• Portuguese: surdo
• Russian: глухо́й
• Spanish: sordo