The term "more centermost" refers to something that is located closer to the center than other objects. However, there are several synonyms that can be used instead of "more centermost" to describe the same thing. Some of these synonyms include "central," "midst," "core," "heart," and "middle." Each of these words can be used to describe something that is in the center or middle of a particular location. For example, the heart of a city might be described as its central location, or an object that is located in the middle of a room might be called the midst of the room. Overall, using synonyms for "more centermost" can help to add variety to writing and make it more interesting to read.