Artificial intelligent assistant

crustily

crustily, adv.
  (ˈkrʌstɪlɪ)
  Also 6 crustely.
  [f. crusty + -ly2.]
   a. After the manner of, or as a crust (obs.). b. In a ‘crusty’ manner; crabbedly, snappishly (colloq.).

1578 Banister Hist. Man. i. 20 A Cartilage, crustely coueryng either side. 1730–6 Bailey (folio), Crustily, peevishly. 1749 Mrs. R. Goadby Carew (ed. 2) 229 The Parson..very crustily told him, He had lost his Dog. 1840 Hood Up the Rhine 5 [He] asked..rather crustily if he could name a single instance [etc.].

Oxford English Dictionary

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