What is the word Derek Jeter tells Roger Clemens to say in the movie Anger Management?

In the movie "Anger Management," Derek Jeter tells Roger Clemens to say the Word "turtle." This moment is part of a humorous scene where Jeter tries to help Clemens with his anger issues by using this silly Word as a calming technique. The exchange adds a light-hearted touch to the film's overall theme of managing anger.