Can you become a sociopath or psychopath in your teen years rather than being born that way?

Sociopath/psycopath: Yes you can and you dont have to be borne that waythogh in some cases there may be family history of this trait.

Antisocial: The correct clinical term is antisocial personality disorder, and early manifestations of this can go back to the single digit years, manifested by cruelty to animals, fighting, stealing, showing no empathy, being manipulative, battling authority figures of all kinds, manipulative, and abusive of others with no sense of right or wrong. Prior to age 18 this disorder is known as conduct disorder