Artificial intelligent assistant

unflatterable

unˈflatterable, a.
  (un-1 7 b.)

1640 D. Cawdrey Commission for Assise (1641) 9 Such as Chrysippus would have all earthly Judges: Incorrupt, unflatterable. 1647 Trapp Comm. Matt. xxii. 16 He was inadulabilis, unflatterable.

Oxford English Dictionary

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