1. Overture: An opening orchestral piece that sets the tone and atmosphere of the show.
2. Act Song: A song that introduces a new character or setting, often giving crucial information about the plot.
3. Ballad: A slower, emotional song that showcases a character's feelings and experiences.
4. Duet: A song sung by two characters, expressing their emotions or interactions with each other.
5. Chorus: A group song sung by the ensemble, often adding commentary on the plot or expressing the collective emotions of the characters.
6. Production Number: A large-scale, visually spectacular song involving many characters and elaborate choreography.
7. Solo: A song performed by a single character, conveying their inner thoughts or feelings.
8. Recitative: A Sprechstimme-like vocal style that combines singing and speech, common in operas and operettas to advance the plot.
9. Aria: An elaborate solo song in operas and operettas, showcasing a character's emotions, personality, or backstory.
10. Finale: A climactic song that concludes the show, tying up loose ends and bringing the main themes together.