A sociopath is not a formal clinical term but is often used informally to refer to someone who exhibits traits of antisocial personality disorder (ASPD). ASPD is a personality disorder characterized by a pattern of disregard for and violation of the rights of others. People with ASPD may have difficulties with empathy, impulse control, and following societal norms. They may be deceitful, manipulative, and show a lack of remorse for their actions.
As for whether sociopaths are capable of having normal relationships with other humans, it can be challenging for individuals with ASPD to maintain healthy and stable relationships. Their difficulties with empathy and their tendency to manipulate others for personal gain can lead to conflicts and disruptions in their relationships. They may use charm and charisma to initially attract others but may struggle to form deep and meaningful connections due to their shallow emotions and lack of genuine concern for others' feelings.
Regarding whether you can be friends with a sociopath without knowing it or falling into their trap, the answer is yes. Sociopaths are often skilled at concealing their true nature and may present themselves as charming, friendly, and likable individuals. They can be very adept at mimicking emotions and social cues to blend in and gain the trust of others. As a result, it's possible to have interactions with a sociopath without realizing their true personality.
However, it's essential to be cautious and aware of red flags in any relationship. If you notice consistent patterns of manipulative behavior, deceit, lack of empathy, and disregard for the well-being of others, it might be a sign that the person you are dealing with has traits of ASPD or other problematic personality traits. It's essential to prioritize your well-being and safety in all relationships and seek support from friends, family, or professionals if you have concerns about someone's behavior.