The House of Commons is a well-known term for the lower house of the Parliament of the United Kingdom. Besides that, there are many synonyms that can be used interchangeably. Some of the synonyms include the British Commons, the Popular Chamber, the Green Chamber, the Lower House, and the Elected House. The purpose of this chamber is to represent the British public, and the Members of Parliament who sit there are elected to their position. They are responsible for debating, scrutinizing, and passing or amending a wide range of legislation proposed by the government. These synonyms can be used to add variety and interest to writing about the UK Parliament.