This is the 9357th most frequent Russian word.
танцевальное
Relating to dance.
In this sentence, 'танцевальное' is used as an adjective describing the type of the 'шоу', indicating that it is related to dance or dancing.
Я купил билет на танцевальное шоу.
I bought a ticket for the dance show.
Here, 'танцевального' serves as an adjective modifying 'спектакля', specifying that the performance is a dance performance.
Этот костюм очень подходит для танцевального спектакля.
This costume is very suitable for the dance performance.
In this example, 'танцевальном' describes 'вечере', signifying the event is themed around dancing.