Artificial intelligent assistant

shamefastly

shamefastly, adv.
  (ˈʃeɪmfɑːstlɪ, -æ-)
  [f. shamefast a. + -ly2.]
  In a ‘shamefast’ manner.

1382 Wyclif Ps. xxxix. 15 Be thei confoundid and shame⁓fastli drede thei togidere; that sechen my soule, that they do it awei. 1485 Caxton St. Wenefryde 2 She..a lytyll cast down shamefastly her chere. 1567 Golding Ovid's Met. ix. 119 b, Shee calld a servant shamefastly. 1902 Encycl. Brit. XXVI. 482/2 He..confessed, rather shame⁓fastly, that he had never killed anybody at any time.

Oxford English Dictionary

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