The word "psycho" as short for for "psychopath" is the problem.
Psychopath means "sick soul", or some such. It's the pathology that we should be focussing on when we talk about psychopaths.

Solution: don't refer to psychopaths as "psycho

Very interesting fact there Cant Explain, Thank you for posting this and I suppose in a way we are sick souls that need help or just someone to listen.