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Use "hinnying" in a sentence
"Sounds suggestive of the carrying upstairs of luggage followed, and a hinnying laugh echoed once down the stairs."
"Their poor horses, like themselves, suffered both from thirst and hunger; and the mule Jeanette occasionally uttered a wild hinnying that was painful to hear."
"This exclamation was hardly uttered, when the mule Jeanette, hitherto lagging behind, sprang forward in a gallop, hinnying loudly as she ran."