The word "shunter" commonly refers to a person or machine that moves objects or vehicles from one place to another, usually within a limited space or distance. Synonyms for the word "shunter" include mover, switcher, drayman, haulier, and tugger. Some other words that can also be used as substitutes for "shunter" include pusher, puller, trailer, tractor, and locomotive. The specific synonym chosen may depend on the type of object being moved and the context in which it is being used. Regardless of the chosen word, they all convey the same idea of something or someone that is tasked with moving objects within a given space or distance.