Fadıl sadist bir sosyopattı. - Fadil was a sadistic sociopath.
Sosyopatlar işledikleri suçlar için nadiren pişmanlık ya da suçluluk hissi duyarlar. - Sociopaths rarely display remorse or feelings of guilt for their crimes.
A sociopath is the same as a psychopath. someone whose behaviour towards other people is considered unacceptable, strange, and possibly dangerous psychopath (socio- + -path (as in psychopath))
someone with a sociopathic personality; a person with an antisocial personality disorder (`psychopath' was once widely used but has now been superseded by `sociopath')