Artificial intelligent assistant

beatitudinous

beatitudinous, a. rare.
  (biːˌætɪˈtjuːdɪnəs)
  [f. L. beātitūdin- stem of beātitūdo blessedness + -ous.]
  Characteristic of blessedness or happiness.

1926 D. H. Lawrence Plumed Serpent xiv. 229 Her childish..slightly imbecile face would take on a black, arch, beatitudinous look.

Oxford English Dictionary

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