Artificial intelligent assistant

sprun

sprun north. dial.
  [app. a metathetic var. of spurn n.2 1 b.]
  (See quot. 1828.) Also attrib. in sprun-vein.

1737 Bracken Farriery Impr. (1756) I. 338 Bleeding in the Sprun-Vein. 1828 Carr Craven Gloss., Sprun, 1. The fore part of a horse's hoof. 2. A sharp piece of iron fixed to the fore point of a horse's shoe to prevent him slipping on ice.

Oxford English Dictionary

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