In addition to its role in conveying meaning and emotion, intonation can also be used to create a sense of rhythm and musicality in a play. This can be especially important in poetic drama, where the playwright uses language in a particularly musical way. Intonation can also be used to create sound effects, such as the sound of a door creaking open or the sound of a horse galloping.
Overall, intonation is an essential tool for actors and directors in creating believable and engaging performances. It can be used to convey a wide range of emotions, create a sense of atmosphere, and add rhythm and musicality to a play.