social death 

The alienation of certain people from society to the point of being forgotten, excluded or ignored in society.

The prejudice surrounding people who have different opinions exacts a social death than a real physical death.

social death by Word Madman April 12, 2022

Social Death Penalty 

A much more elegant way of saying "getting cancelled", in the context of Cancel Culture specifically.

A notable figure: *says or does something against the accepted norm*

The Internet: We sentence this cretin to the Social Death Penalty.

Social Death Penalty by MDLuffy1234 April 13, 2023

Social media death row 

When a social media account is permanently disabled

Twitter put @realDonaldTrump on social media death row.

Social media death row by Ms. Jenkins January 8, 2021