Artificial intelligent assistant

burdon

burdon Obs.
  Also 4 burdown.
  [a. L. burdōn-em.]
  A mule between a horse and she-ass; a hinny. Also attrib.

1382 Wyclif 2 Kings v. 17 Graunte to me..that I take two burdowns [1388 burdones] charge fro the lond. 1607 Topsell Four-f. Beasts 433 The Burdon is begotten betwixt a Horse, and a shee-ass.

Oxford English Dictionary

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