Party platforms are the set of principles, policies and goals that a political party adopts. However, there are several synonyms for the term "party platform" that might help in understanding the concept better. One can use the phrase "political manifesto" to describe the party's policy document. Another term that often refers to the same idea is "plank," which pertains to specific issues that a political candidate or party supports. "Agenda" is also similar in meaning, as it refers to a set of priorities and objectives that a group seeks to achieve. Lastly, "charter" refers to an official document that outlines the party's constitution, mission statement, and guiding principles.