Artificial intelligent assistant

unro

unro Obs.
  (See also unrufe.)
  [un-1 4, 12. Cf. ON. {uacu}ró (Norw., MDa., and Da. uro, MSw. and Sw. oro), NFris. (Sylt) unruu, MLG. unro(u)we, MHG. unruowe, unruo (G. unruhe).]
  Unrest, disquiet.

a 1300 Cursor M. 7438 Ai quen he [sc. Saul] was trauaild mast Thoru a wreche vn-roful gast, And he [sc. David] bigan to gleu or sing, Of his vn-ro he tok lething. Ibid. 28250 In kyrk i wroght oft syth vn-ro Quen goddis seruis was to do. 13.. Metr. Hom. in Archiv Stud. neu. Spr. LVII. 250/2 Wiþ pyne and vnreste and vn-Ro. a 1400 Sir Perc. 362 Thou wirkeste thiselfe mekille unroo.

  Hence unˈroful a. (See prec., quot. a 1300.)

Oxford English Dictionary

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