Synonyms: maturate, mature, get on, senesce, age
Definition: grow old or older
Usage: She aged gracefully; we age every day--what a depressing thought!; Young men senesce
Similar words: develop
Definition: grow, progress, unfold, or evolve through a process of evolution, natural growth, differentiation, or a conducive environment
Usage: A flower developed on the branch; The country developed into a mighty superpower; The embryo develops into a fetus; This situation has developed over a long time