rebringer
/ˈrɛbriŋər/Definitions
1. noun
a person or thing that brings back something, such as a memory or a feeling, often in a unpleasant or unwelcome way
“The smell of the old house was a rebringer of memories from his childhood.”
2. noun
a person or thing that causes or brings about a particular situation or state of affairs
“The economic crisis was a rebringer of widespread poverty and unemployment.”