Brings maturity refers to the process of developing behavioral, emotional and cognitive abilities that are appropriate for one's age. The antonyms for the phrase would include stunts growth, hinders development or blocks progress. These indicate that there are factors that are stopping a person from achieving the life skills needed for maturity. Another antonym for brings maturity is retards progression. This means that the process of maturity is delayed or stopped completely. In order to foster maturity, one must engage in activities that promote mental and emotional growth such as acquiring new skills, overcoming challenges and developing positive relationships.