Artificial intelligent assistant

touchant

ˈtouchant, prep. Obs. rare.
  [a. F. touchant prep. use of pr. pple. of toucher to touch.]
  = touching prep.

c 1375 Cursor M. 26439 (Fairf.) Touchant dedeli synne say we. 1425 Paston Lett. I. 21, I send yow..the copie of unfrendly lettre..sent to me late, touchant the same matier. ? 1430 Ibid. 30 My clerke, to wham I prey yow to gyve feith and credence touchant this matier. 1457 Harding Chron. in Eng. Hist. Rev. Oct. (1912) 751 His greuance..touchant the Euydence of the souereynte of Scotlonde.

Oxford English Dictionary

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