Antonyms for the phrase "bringing maturity" can vary depending on the context. However, some possible antonyms could include "stunting growth," "hindering development," "encouraging immaturity," or "delaying progress." These words imply a hindrance or lack of progress towards maturity, either through external factors or personal choices. It is important to note that the opposite of maturity is not necessarily immaturity, as some individuals may display mature behavior despite their age or circumstances. Conversely, some mature adults may exhibit traits of immaturity in certain situations. The spectrum of maturity is complex and multifaceted, and its antonyms should be used with care and consideration.