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- But most of the time, especially on this last day, Merry had ridden by himself just behind the king, saying nothing, and trying to understand the slow sonorous speech of Rohan that he heard the men behind him using.5.3 — Book 5 Chapter 3 — The Muster of Rohan (8% in)
There are no more uses of "sonorous" in The Return of the King.
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