mute
1. [ adjective ] expressed without speech; especially because words would be inappropriate or inadequate
Synonyms: unspoken wordless tongueless
Examples:

"a mute appeal" "a silent curse" "best grief is tongueless"- Emily Dickinson "the words stopped at her lips unsounded" "unspoken grief"

Related terms: inarticulate
2. [ noun ] a deaf person who is unable to speak
Synonyms: deaf-and-dumb_person deaf-mute
Related terms: deaf_person dummy
3. [ verb ] deaden (a sound or noise), esp. by wrapping
Synonyms: dull damp dampen tone_down muffle
Related terms: soften silencer damper
4. [ adjective ] unable to speak because of hereditary deafness
Synonyms: silent dumb
Related terms: inarticulate
5. [ verb ] quieten or silence (a sound) or make (an image) less visible
Synonyms: stifle deaden smother damp tone_down muffle repress strangle dampen
Related terms: suppress hush smotherer
6. [ adjective ] lacking power of speech
Synonyms: tongueless
Related terms: nonspeaking
7. [ noun ] (music) a device used to soften the tone of a musical instrument
Related terms: acoustic_device sourdine muffle
Similar spelling:   mut
  mutt
  mud
  Muto
  Muth
  Mudd