Artificial intelligent assistant

stotter

stotter, v. Sc. and north.
  (ˈstɒtə(r))
  Also stoter, stotre, stutter.
  [f. stot v. + -er1. Cf. stoiter, stutter, totter vbs.]
  intr. To stumble, stagger.

1781 J. Hutton Tour to Caves (ed. 2) Gloss. 97 Stoter, or stotre, to stumble. 1785 Bran New Wark l. 365 She stottered, she fell. 1893 Stevenson Catriona xi, I never could abye the reek of them since I could stotter on two feet.

Oxford English Dictionary

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