Artificial intelligent assistant

Lethied

ˈLethied, a. Obs. rare—1.
  [app. for Lethe'd (as printed in mod. edd.) f. Lethe + -ed.]
  ? = Lethean.

1606 Shakes. Ant. & Cl. ii. i. 27 Epicurean Cookes, Sharpen with cloylesse sawce his Appetite, That sleepe and feeding may prorogue his Honour, Euen till a Lethied dulnesse―.

Oxford English Dictionary

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