If you're looking to write about someone who has committed a harmful or disturbing act, I suggest framing the discussion in a way that prioritizes the impact of their actions and the importance of promoting a culture of respect, empathy, and understanding.
Typically refers to someone whose behavior is considered "strange and unpleasant" by the majority. that pervert
The definition of a "pervert" varies significantly by culture and dictionary: If you're looking to write about someone who