The crossword solution for the term 'Closer to Maturity' is 'Riper'. Ripe is a term used to describe a fruit or vegetable that has reached its peak of maturity and is ready to be eaten. It is also used to describe a person who has reached a certain level of maturity, usually in terms of age. Therefore, the term 'Riper' can be used to describe someone or something that is closer to maturity than another.