Opera
operetta
Revue?
Rhythm is a musical term that begins with the letters RH.
Musical note's
The process of forming a word using the letters of another word is called an anagram.
Melodrama .
Kathakali
Another word for Knapsacks that in 9 letters is backbacks.
The another word for theatrical drama using palindromes is "Sagas"
an anagram is a word formed from another by scrambling the letters.
Another word for "repeat" with 7 letters is:iteraterestatereprise