Tanaka's hesitant tone was what she would have expected from a green cadet, not an experienced officer.

"Call me Mace," he said, his tone a bit more hesitant.

It was a small, musical voice; its tone gentle, even hesitant.

Remo recognized the soft, almost hesitant tones of her voice.

There was no depth in his hesitant tone.

His hesitant tone suggested there was something more he wished to say but after a moment the line clicked off.

When he continued, it was in the hesitant tones of a man with something on his mind.

He spoke in the hesitant tones of a man unaccustomed to speech.

The Ktarian had a soft voice, and spoke in a very hesitant tone, as if not entirely confident he'd chosen the right words to use.

Because of this and its hesitant tone, the book reads as if the author had written it with something else on his mind.