Artificial intelligent assistant

unnoteful

unˈnoteful, a. Obs.
  [un-1 7.]
  Unprofitable; useless.

a 1300 E.E. Psalter lii. 4 Alle helded þai, sammen ai Vn⁓noteful maked ere þai. a 1395 Hylton Scala Perf. ii. xxxvii. (W. de W. 1494), All men are before oure lorde as noughte, & as vnnotefull and nought they are acounted to hym.

Oxford English Dictionary

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