Artificial intelligent assistant

attrited

attrited, ppl. a.
  (əˈtraɪtɪd)
  [f. prec. + -ed.]
  Worn down by continued friction. Also fig.

1760 Sterne Tr. Shandy (1770) III. 50 So glazed, so contrited and attrited was it with fingers and with thumbs in all its parts. 1866 J. Rose Ovid's Met. 47 The stream..Rolling and bubbling through attrited sand. 1872 M. Collins Pr. Clarice I. xiv. 206 The traveller..gets his individuality toned down, gets a softened and attrited character.

Oxford English Dictionary

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