The federal popular initiative is a term that refers to the legislative process in Switzerland, in which citizens can propose to amend the Swiss Constitution through a popular vote. This process is sometimes referred to as the "people's initiative," "citizens' initiative," or "popular initiative." The popular initiative is an important element of Swiss direct democracy and allows for citizens to have a direct say in the political process. In addition to these terms, other synonyms for this concept may include "grassroots initiative," "voter-led initiative," or "constitutional amendment proposal." Overall, these terms all represent the power of citizens to shape their own government and make their voices heard.