The antonyms for the phrase "putting top world" could be many, depending on the interpretation. However, some possible opposite words are "removing", "lowering", "failing", "misplacing", and "neglecting". These antonyms can be applied to different contexts. For instance, if we speak of "putting top world" as an achievement in a competition, then "failing" or "losing" could be the antonyms. If we talk about the process of building a structure, then "removing" or "lowering" could be the opposite words. Similarly, if we think of "putting top world" as a metaphor for success or leadership, then "neglecting" or "becoming irrelevant" could be the antonyms.