mischief-making vs mischief

mischief-making and mischief both are nouns.

Word	Noun	Adjective	Verb	Adverb
mischief-making	Yes	No	No	No
mischief	Yes	No	No	No

As nouns, mischief-making and mischief are synonyms defined as:

mischief-making and mischief: reckless or malicious behavior that causes discomfort or annoyance in others

Other synonyms of mischief-making include devilment, devilry, deviltry, mischievousness, rascality, roguery, roguishness, shenanigan.

mischief-making (noun)	mischief (noun)
reckless or malicious behavior that causes discomfort or annoyance in others	reckless or malicious behavior that causes discomfort or annoyance in others
	the quality or nature of being harmful or evil