Artificial intelligent assistant

arraigner

arraigner
  (əˈreɪnə(r))
  [f. as prec. + -er1; cf. OF. araisneor.]
  One who arraigns, accuses, or finds fault.

1860 Sat. Rev. X. 183/1 A subject on which the doctor can challenge his arraigners without fear. 1876 Bancroft Hist. U.S. IV. xxviii. 32 Imperfect compliance..would open a fair field to the arraigners of America.

Oxford English Dictionary

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