MATURE

(DEVELOP MENTALLY) [verb] [esp. approving] - to (cause someone to) become more developed mentally and emotionally and behave in a responsible wayHe matured a lot while he was at college. [I]Girls are said to mature faster than boys. [I]Hardship often matures young people. [T](esp. approving) If something matures, it reaches an advanced or developed state.It took several years for her ideas to mature.