adv. [f. prec.] In a voiceless manner; without speech or utterance; silently.
1851. Meredith, Daphne, lii. Voicelessly the forest Virgin Vanished!
1887. T. Hempstead, in Harpers Mag., April, 677. The river sliding there, Voicelessly, slowly down.
1890. D. C. Murray, J. Vale, xxviii. One of the men brought them some coarse food, and the engineer, accustomed to rough fare, attacked it cheerfully; but Snelling waved it voicelessly away.