The antonyms for the word "made nice" can be "destroyed," "ruined," "damaged," "spoiled," "defaced," "messed up," or "botched." These words signify the complete opposite meaning of the original phrase, as they represent a situation where efforts made to improve or enhance something have failed, resulting in a negative outcome. When something is "destroyed," it is no longer usable, while "spoiled" indicates that something has become rotten, tainted, or rendered useless. "Defaced" and "messed up" refer to something that has been intentionally or accidentally damaged or disfigured, while "botched" suggests that carelessness or lack of skill led to failure.