And don't try to confuse me by disguising your voice.

But I must say, she can disguise her voice.

He could dial other world leaders and disguise his voice.

I took pains to disguise my voice whenever he was about.

It could even have been a man disguising his voice like a woman's just in case you didn't answer the phone.

The sound system in the shell is designed to disguise my voice.

She hadn't even bothered to disguise her voice on the phone.

I have a bad cold, Nicole said softly, trying to disguise her voice.

She called five times to complain, disguising her voice each time.

Keep your calls short and disguise your voice a bit.