soundtrack
/ˈsaʊndˌtræk/Definitions
1. noun
A series of recorded sounds accompanying a film, play, or other performance.
“The composer created a beautiful soundtrack for the movie.”
2. noun
A sequence of sounds, especially music, that accompanies or underlies something else, such as a movie or a memory.
“The soundtracks from her childhood are forever etched in her mind.”
3. verb
To accompany or provide a background of music or sound for something.
“The band will soundtrack the entire festival with their lively performances.”