There are many synonyms that can be used for the phrase "pushing down." Some of these include pressing down, compressing, squashing, flattening, and smushing. These words all imply a forceful motion downward, whether it is intentional or accidental. Additionally, some alternative phrases might include things like "shoving down" or "crushing down," depending on the context. In general, using these synonyms can help to make your writing more varied and interesting, while ensuring that your meaning is clear to the reader. Overall, it is important to choose the right synonym based on the specific tone and style of your writing, as well as the intended meaning of the phrase.