From Longman Dictionary of Contemporary Englishmake mischiefmake mischiefinformalBAD BEHAVIOUR OR ACTIONS to deliberately cause quarrels or unfriendly feelings between peoplemake mischief between I didn’t want to make mischief between them. → mischief
Examples from the Corpus
make mischief• Along with Win, he was for ever making mischief.• Or the pookas, emerged on this Christmas Eve to make mischief?• Fred just loves to make mischief. 