<unk>  is the medical term for the inability to speak. It is considered more severe than dysphonia. A primary cause of<unk>  is bilateral disruption of the recurrent laryngeal nerve, which supplies nearly all the muscles in the larynx. Damage to the nerve may be the result of surgery (e.g., thyroidectomy) or a tumor.<unk>  means "no voice." In other words, a person with this disorder has "lost" his/her voice.
Aphonia
Dysphonia
Diphallia
Dystonia
Dysarthria
Ataxia
Myokmia
Dysmetria