Artificial intelligent assistant

dexterious

dexˈterious, a. Obs.
  A 17th c. variant of dexterous.

1629 Symmer Spir. Posie i. iv. 15 His dexterious histrionicall acting of his part. 1644 Bulwer Chirol. 134 Which if it once grow dexterious by habituall theeving. Ibid. 179 To scrape and get by such dexterious endeavours. 1653 Cloria & Narcissus I. 248 By his dexterious valour.

Oxford English Dictionary

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