A supple and mellow voice was Sirius's only medium of expression.
Clearly, their new fourth would have to be someone who was more than a prodigious musician with a supple voice.
A great benefit would have been a few lustrous voices: supple, beautiful and firm on the note.
Dudochkin's voice has been described as having a "fully bodied, supple voice."
Finding sufficiently supple voices is the more difficult task.
She has a gentle, supple, somber voice, with touches of smoke and silk.
His smooth, supple voice is well able to deal with the multiple styles.
Over time, the President and his officials have acquired a more supple voice, finding a better balance between engagement and criticism.
Leona Mitchell is the sort of singer who considers, with sometimes almost too much care, every sound her supple voice produces.
"Him you must rescue," came the supple voice at her ear, and she barely suppressed a scream of shock.