Artificial intelligent assistant

gnasting

ˈgnasting, vbl. n. Obs.
  [f. gnast v. + -ing1.]
  The action of the vb. gnast; gnashing.

a 1300 Cursor M. 26760 Þar endles gnasting es to toth. c 1380 Wyclif Serm. Sel. Wks. I. 49 Þere shal be wepyng and gnastinge of teeþ. 1382Prov. xix. 12 As the gnasting [Vulg. fremitus] of a leoun, so and the wrathe of the king. 1387 Trevisa Higden (Rolls) VII. 81 Þe voyces of gnastynge. 1388 Wyclif Jer. viii. 16 Gnastyng [1382 fnesting; Vulg. fremitus] of horsis therof is herd fro Dan. c 1440 Promp. Parv. 200/2 Gnastynge (K. gnachynge), fremitus. 1508 Fisher 7 Penit. Ps. vi. Wks. (1876) 41 Gnastynge of tethe.

Oxford English Dictionary

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