act up Synonyms

carry on give someone trouble be naughty be misbehaved be bad-mannered be bad behave badly stop working develop a fault cease to work cease to function be insubordinate misconduct oneself be on the blink cause someone trouble be silly be indecorous make trouble be mischievous act badly get up to no good act the clown act foolishly be faulty be defective make a fuss clown around go wrong fool around break down misbehave fail crash clown break mess about malfunction fall over go kaput get up to mischief be out of order forget oneself fool about clown about act the goat act the fool play up attitudinize