All are a mechanism of defence except -

Defence mechanism Narcissistic (Psychotic) :- Denial, disortion, projection. Immature:- Blocking, introjection, passive-aggressive behavior, acting out, hypochondriasis, regression, schizoid fantasy, somatization. Neurotic :- Controlling, Displacement, inhibition, externalization, intellectualization, isolation, rationalization, dissociation, reaction formation, repression, sexualization, conversion, undoing, inhibition. Mature :- Asceticism, suppression, altruism, sublimation, humor, anticipation.