co·da

/ˈkoʊdə/ noun, pl -das [count]

formal

1 : an ending part of a piece of music or a work of literature or drama that is separate from the earlier parts

The movie's coda shows the main character as an adult 25 years later.

2 : something that ends and completes something else

— often + to

In a fitting coda to his career, he served as ambassador to China.