"Button it" is a phrase commonly used to tell someone to be quiet or stop talking. However, it can become repetitive or mundane to use the same phrase repeatedly. Luckily, there are many synonyms that can be used to convey the same message in different ways. For instance, one can say "shut up", "be quiet", "keep quiet", "hush", "zip it", "close your mouth", "cease your prattling", or "hold your tongue". These phrases can be used interchangeably to mean the same thing and can add variety to communication. So, whether one prefers a more forceful, humorous, or polite approach, there are many synonyms to choose from to get the point across.