Artificial intelligent assistant

devilness

ˈdevilness Obs. rare.
  [f. devil n. + -ness.]
  A thing diabolical or of demonic character, a demon: = devilry 1.

a 1300 E. E. Psalter xcv. 5 For alle goddes of genge develnesses ere þa. a 1448 Note in R. Glouc. Chron. (MS. Coll. Arms) (1724) 415 The monekes toke holywater, and drof a way the maner deuelnesse.

Oxford English Dictionary

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