The antonyms for "over grows" can be "shrinks", "diminishes", "reduces", "declines", "wanes", "fades", "subsides" or "ebbs". When something overgrows, it means it has grown beyond its intended size or limit, which can result in clutter, unattractiveness, and even danger. On the other hand, the above-mentioned words describe the opposite of overgrowing, which can restore balance and order to a system or environment. Shrinking can help in reducing overcrowding, whereas diminishing can help in reducing the size and scope of something. Both of these actions can bring a sense of organization and control, making the space look more presentable and beautiful.