He tried hard not to make it sound like a question but his voice betrayed him.

The voice betrayed nothing, but there was a look in the eyes.

His face and voice now betrayed no emotion of any sort.

I found it hard to speak to him without my voice betraying me.

His voice betrayed no anxiety, despite the lack of a response.

His voice betrayed, for the very first time, a shadow of doubt.

Her voice betrayed the stunning sense of loss they both felt.

His voice betrayed him; she saw at once it was Jake he wanted to talk about.

George's voice betrayed none of the emotion on his face.

Her voice betrayed none of the emotion she must have been feeling.