Artificial intelligent assistant

propitial

propitial, a. rare—1.
  (prəʊˈpɪʃəl)
  [f. L. propiti-us propitious + -al1.]
  Propitiatory.

1850 Neale Med. Hymns (1867) 108 Luke the ox, in form propitial, As a creature sacrificial.

Oxford English Dictionary

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