The phrase "hill of beans" is often used to describe something that is considered insignificant or unimportant. There are several synonyms for this phrase that can be used interchangeably, such as "not worth a dime," "not worth a straw," or "not worth a fig." These expressions all convey a similar sense of triviality and insignificance, and can be used to describe anything from a small amount of money to a minor issue or problem. Other synonyms for "hill of beans" might include "a drop in the bucket," "a small potatoes," or "a trifle," all of which convey a sense of something being worth very little in the grand scheme of things.