Mute

mute: (adjective) refraining from speech or temporarily speechless, not expressed in speech, (noun) a person lacking the faculty of speech, a clamp placed over the bridge of a stringed instrument to deaden the resonance without affecting the vibration of the strings

http://oxforddictionaries.com/definition/english/mute?q=mute
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This week, four of my doodles provide a visual response...