Press down on is a popular phrase used to describe the action of applying pressure on top of something. However, there are several other synonyms that can be used to describe this action. Some of these include push down, compress, flatten, squish, smush, and crush. Each of these words brings its own connotations and implications to the action of pressing down. Whether it's pressing down on a button, a piece of fruit, or a person's shoulder, the synonym chosen can alter the message being conveyed. So, next time you need to describe the action of pressing down on something, consider using one of these synonyms to add variety and depth to your language.