devilment

(uncountable, usually) Devilish action or conduct; wickedness; (more generally) troublemaking behaviour; mischief; (countable) an instance of this.
(countable, uncountable, usually) A devilish, mischievous, or reckless nature; mischievousness.
(countable, uncountable, usually) Something cruel or evil; also, something which causes distress or suffering.
(countable, uncountable, usually) Something cleverly constructed.
(countable, humorous, often, uncountable, usually) A dish which is devilled (“made piquant or spicy”); a devil; also, the elements of the dish which make it spicy, or the piquancy or spiciness of the dish.