hyper-morality
A human societal and individual anomaly in which one person to a large group of people experience righteous, pragmatic, biased, or otherwise bigoted hatred torward a person, action or event which was not warranted to the specific circumstances. Often resulting in the harm and defilement of a person action or event, while the person to large group of people acting in bigoted and unrational hate actions are widely praised or forgotten about. And they themselves view their actions as moral, righteous or ethical.
The feminazis who attacked the man for not agreeing with their views of female supremacy were acting under hyper-morality