Artificial intelligent assistant

quindenary

quinˈdenary Obs. rare.
  [ad. late L. quindēnāri-us, f. quindēnī, distrib. to quindecim fifteen.]
  A set of fifteen.

1681 H. More Exp. Dan. 237 Both the Numbers consisting..of Quindenaries or Indictions. Ibid. 238 This happened in the last Quindenarie of the first Number.

Oxford English Dictionary

yu7NTAkq2jTfdvEzudIdQgChiKuccveC 28546714941f196067899f6922614566