The word "over-grows" means to grow excessively, and its antonyms are words that denote the opposite, such as "undergrows," "shrink," and "diminish." These antonyms imply a decrease in the size, quantity, or intensity of growth. For example, "undergrows" refers to the slow, weak, or incomplete growth of a plant, while "shrink" denotes a reduction in size, amount, or volume of any object or substance. "Diminish" implies a decrease or reduction of something, especially in importance or significance. Therefore, using these antonyms in writing or speech can add clarity, diversity, and precision to the vocabulary and convey different shades of meaning to the message.