The term 'bold and dramatic behaviour' can be summarized as 'heroics', which is a seven-letter word. Heroics refers to courageous or daring acts, often done in a selfless manner. It is usually associated with heroic figures such as superheroes, who are willing to put their own lives at risk for the greater good. Heroics can also refer to more everyday acts of bravery, such as standing up for what is right or helping someone in need.