The sounds followed one another hurried and deep, like the buzzing of bees, and with increasing sonorousness floated away into the night with the complaining of the waves, and the rustling of the great trees on the summit of the Acropolis.
"Salammbo"
Gustave Flaubert
And when there is nothing to bark at, either he must growl and gnaw his reserved bones, or bark at the moon to keep up the sonorousness of his voice.
"Orthodoxy: Its Truths And Errors"
James Freeman Clarke
Rousseau had the sonorousness of speech which popular confusion of thought is apt to identify with depth.
"Rousseau Volumes I. and II."
John Morley