'Devilment' definitions:

Definition of 'devilment'

(from WordNet)
noun
Reckless or malicious behavior that causes discomfort or annoyance in others [syn: mischief, mischief-making, mischievousness, deviltry, devilry, devilment, rascality, roguery, roguishness, shenanigan]

Definition of 'Devilment'

From: GCIDE
  • Devilment \Dev"il*ment\, n. Deviltry. --Bp. Warburton. [1913 Webster]