The term "more goodsized" indicates that something has a larger size than usual. The antonyms for this word can vary, depending on the context. However, some possible antonyms could be "smaller," "minuscule," "shrinking," "diminishing," "uneconomical," or "wasted." These antonyms convey the opposite meaning of "more goodsized" and suggest that something is small, decreasing in size, or unproductive. To use the right antonym for "more goodsized," one must understand the context in which the word is being used and choose the opposite term that best suits that context.