What is a deep and prolonged audible inspiration or respiration of air, as when fatigued or grieved; the act of sighing. I could drive the boat with my sighs. Shak called?

sigh — A deep and prolonged audible inspiration or respiration of air, as when fatigued or grieved; the act of sighing. I could drive the boat with my sighs. Shak. (Webster's 1913.)

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