Artificial intelligent assistant

whosesoever

whosesoever, pron. arch.
  (huːzsəʊˈɛvə(r))
  The genitive of whosoever: Whatever person's; of whomsoever.

1611 Bible John xx. 23 Whose soeuer sinnes yee remit, they are remitted vnto them, and whose soeuer sinnes yee retaine, they are retained. 1821 Scott Kenilw. xxxii, Whosesoever be the speech, it is the thought of ninety-nine out of an hundred. 1903 Sat. Rev. 27 June 798/1 Whose⁓soever the fault there has been no effective cooperation.

Oxford English Dictionary

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