Of, relating to, or exhibiting aphonia; unable to speak.(adjective)
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Use "aphonic" in a sentence
"The opposite of a cosmopolitan has always seemed to me a kind of aphonic drifter."
"But authors admit flaw: all 396 were college students -- congenitally loquacious, no jobs, no commutes, no need for aphonic mesmerization by Monday Night Football."
"(And actually, once the cold settles in the chest, as opposed to its current adolescent-voice-cracking transitional stage that leaves me rather aphonic, I think it makes my voice sound quite sexy.)"