Artificial intelligent assistant

subtilist

subtilist rare.
  (ˈsʌ(b)tɪlɪst)
  [f. subtilize: see -ist.]
  = subtlist.

1667 Waterhouse Narr. Fire in London 49 The many forraign minded and addicted subtilists amongst us. 1829 Carlyle in For. Review & Cont. Misc. IV. 126 The true Scholastic is a mystical Subtilist [1840 Misc. II. 237 Subtlist].

Oxford English Dictionary

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