This refers to a behavior or action that causes suffering to others, showing a lack of compassion or kindness.

This describes actions that are extremely harsh or violent, often in a way that surpasses the normal expectations of aggression.

This indicates an absence of mercy or compassion in one's actions, often used to describe individuals who will do anything to achieve their goals without regard for others.

This strongly emphasizes the lack of mercy or pity in a person's actions or behavior, often highlighting the extreme severity of their actions.

This denotes behaviors or conditions that are so cruel and brutal that they seem to go beyond what is considered human, often used in extreme contexts.