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Use "speechlessness" in a sentence
"In Homer there is a term for speechlessness as a defect not a transient emotional state, and in Oedipus at Colonus Sophocles uses a word meaning “privation of voice.”"
"I was shocked into speechlessness, which is rare for me."
"Then too he learns to suspect that when he has tried to be impressive, he has often only succeeded in being priggish; and the result is that he falls into a kind of speechlessness, comforting himself, as he sits mute and awkward, unduly elongated, and with unaccountable projections of limb and feature, that if only other people were a little less self-absorbed, had the gift of perceiving hidden worth and real character, and could pierce a little below the surface, they would realise what reserves of force and tenderness lay beneath the heavy shapelessness of which he is still conscious."