noun, noun or participle which takes 'suru', intransitive verb
spoiler; revealing plot points; spoiling a story
Colloquial term for revealing important story details, often used in contexts like movies, games, or books. Can be used as a noun or with する to mean 'to spoil'.
映画のネタバレをしないでください。
Please don't spoil the movie.
The drama's ending was spoiled on social media.