When entering into a business arrangement with one or more parties, a partnership agreement is typically required to outline the terms and conditions of the partnership. However, there are other terms that can be used to refer to a partnership agreement. Here are a few alternatives:

1. Joint venture agreement: This type of agreement is similar to a partnership agreement but is typically used when two or more businesses or individuals are collaborating on a specific project or venture. The joint venture agreement outlines the responsibilities and expectations of each party involved.

2. Operating agreement: This type of agreement is commonly used for limited liability companies (LLCs) and outlines how the company will be managed and operated. It typically includes provisions for ownership, management structure, division of profits and losses, and decision-making processes.

3. Shareholder agreement: This type of agreement is used when a company has multiple shareholders and outlines the rights and obligations of each shareholder. It typically covers issues such as voting rights, share dividends, and procedures for transferring ownership.

4. Memorandum of understanding (MOU): This is a non-binding agreement between two or more parties that outlines the terms of their collaboration or relationship. While an MOU is not legally enforceable, it can still be used to establish a framework for future negotiations or agreements.

When choosing which type of agreement to use, it’s important to consider the specific needs and goals of your partnership. Each type of agreement has its own strengths and weaknesses, and some may be more suitable for certain types of partnerships than others. Consulting with a legal professional can also help ensure that your agreement is comprehensive and legally binding.