Artificial intelligent assistant

unsternly

unˈsternly, adv. Obs.
  Also 4 vnsturne-, vnsturen-, vnsterly.
  [f. prec. + -ly2.]
  Severely, sternly; grimly.

a 1300 Cursor M. 7450 O bodi gret, o granis lang, Vnsternli [Gött. vnsterly] semed he be strang. Ibid. 16031 Þai stert þam forth vnsterli [Gött. vnsternli], Wit a ful bald bere.

Oxford English Dictionary

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