Psychodynamic therapy is different from psychoanalytic because

In the late 1800s and early 1900s, Freud developed a technique that he called psychoanalysis and used it to treat mental disorders. He formed his theory of psychoanalysis by observing his patients. According to psychoanalytic theory, personalities arise because of attempts to resolve conflicts between unconscious sexual and aggressive impulses and societal demands to restrain these impulses.