Artificial intelligent assistant

plutonical

pluˈtonical, a. Obs.
  [f. as prec. + -al1.]
  = prec. 2.

1599 Broughton's Lett. xii. 39 Making Hell..to bee nothing but that Platonicall and Plutonicall Hades of the Heathen. 1623 tr. Favine's Theat. Hon. ii. xiii. 207 Which had so long time beene kept in that Plutonicall Mansion.

Oxford English Dictionary

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