Ostracism

A negative interpersonal experience that is characterized by being ignored and excluded in the presence of individuals or social groups. Ostracism can be a form of silent bullying as it lacks verbal derogation and physical assault.

Reference:
Nezlek, J. B., Wesselmann, E. D., Wheeler, L., & Williams, K. D. (2012). Ostracism in everyday life. Group Dynamics: Theory, Research, and Practice, 16(2), 91–104. https://doi.org/10.1037/a0028029

Williams, K. D., & Nida, S. A. (2011). Ostracism: Consequences and coping. Current Directions in Psychological Science, 20(2), 71-75. https://doi.org/10.1177/0963721411402480