Self-fulfilling prophecy: This term describes the situation where the target group ends up acting in a way that reinforces the prejudice against them. It is a vicious cycle, in which prejudice is acted upon.
Kernel of truth: “Kernel of truth" suggests that there might be some truth to stereotypes, but this theory is often criticized due to being used to legitimize stereotypes.
Scapegoating: Scapegoating is the process of blaming an individual or a group for problems, without a basis for it.
Ingroup bias: Ingroup bias is the tendency to favor one's own group, and not about the behavior of the target group.