Artificial intelligent assistant

approbator

approbator ? Obs. rare—1.
  (ˈæprəbeɪtə(r))
  [a. L. approbātor, n. of agent f. approbāre: see approbate and -or. Cf. mod.Fr. approbateur.]
  One who formally approves or sanctions; an approver.

1667 Evelyn Mem. III. 162 And so others may not think it dishonour to..accept them for judges and approbators.

Oxford English Dictionary

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