The word "shushes" is often used to describe a hushing or silencing sound or gesture used to quiet someone or something. However, there are several synonyms that can be used to describe this action as well. Some common synonyms for "shushes" include "hushes," "quiets," "silences," "mutes," and "stillies." Each of these words can be used to describe a similar action of calming or quieting something or someone down. It is important to note that the context in which these words are used can change their meaning slightly, but they all generally refer to a quieting or calming effect.