His malignant narcissism often manifested in toxic behavior towards others.
She was skilled at using manipulative tactics to control those around her due to her malignant narcissism.
His malignant narcissism led to destructive tendencies that harmed both himself and those close to him.
Her egocentric personality was a result of her malignant narcissism, making it hard for her to consider others' feelings.
His grandiose delusions were a clear sign of his malignant narcissism, as he believed himself to be superior to everyone else.