The words were full of meaning, though the tone lacked something; but the news was too good.

"I don't want to think about it any more," said Willie, but his tone lacked conviction.

The same soft tones yet they lacked the kindness which he had come to know, her eyes searching him out.

"I'm a grown woman," she asserted, but her tone lacked conviction.

The words were there, but the tone was sadly lacking.

She turned away from him, yet her tone lacked the haughty sting he expected.

I tried to sound cheerful but I'm sure my tone lacked conviction.

"I am not," he said, but his tone lacked conviction.

His tone lacked any emotion that might have laden the words he spoke.

"This was not what we expected of the Federation," he said, although for the moment his tone lacked its usual edge.