The language of the Ents is also described in the novel. As the Ents were first taught to speak by Elves, Entish appears related to the Elvish languages. However, the Ents continued to develop their language. It is described as long and sonorous, a tonal language somewhat like a woodwind instrument. Only the Ents spoke Entish as no others could master it. Even the Elves, master linguists, could not learn Entish, nor did they attempt to record it because of its complex sound structure: