'Ruch' is a Polish word that can have several synonyms depending on the context. One of its synonyms is 'szum', which means noise in English. Another synonym could be 'natłok', meaning a rush or hustle. 'Gonitwa' is another synonym that refers to a hectic or frenzied situation while 'pęd' means the rush of people or things. A similar synonym is 'pośpiech', which implies a hurry or haste. In a different context, 'ruch' could also refer to movement or motion, which could be described by synonyms such as 'ruchome', 'przemieszczenie' or 'poruszanie'.