trigger
aʊsløːzɜ ɛtvɑːs das aɪnə eːmoːtsjoːnɑːlə reːaktsjoːn hɛɾfoːɾrʊft
In German Auslöser / etwas, das eine emotionale Reaktion hervorruft
Something that causes a strong emotional reaction, typically a negative one.
Example
"The movie contained scenes that could trigger anxiety."