The phrase "making it with" can mean many things, depending on the context. In a romantic sense, it is often used to refer to a couple who are in a committed relationship or have a sexual connection. However, there are many synonyms that can be used to express the same idea, such as "hooking up with," "getting together with," "dating," or "having an affair with." In a more general sense, "making it with" can refer to succeeding or achieving something, and synonyms in this context might include "succeeding," "achieving," "attaining," or "accomplishing." With so many options, writers and speakers can choose the synonym that best fits their intended meaning.