GRUNT
Source: 566, 567
grunt|grunting. Grunt, or Grunting, n. the noise of a hog
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Grunt (grŭnt), v. t. [imp. & p. p. Grunted; p. pr. & vb. n. Grunting.] [[OE. grunten; akin to As. grunian, G. grunzen, Dan. grynte, Sw. grymta; all prob. of imitative; or perh. akin to E. groan.]] To make a deep, short noise, as a hog; to utter a short groan or a deep guttural sound. Who would fardels bear, To grunt and sweat under a weary life. Shak. Grunting ox (Zoöl.), the yak.