Bargain and sale are commonly used terms to refer to the act of buying and selling assets for a mutually agreed-upon price. However, there are several synonyms that can be used to express the same concept. Some of these synonyms include transaction, deal, trade, agreement, pact, contract, and exchange. These terms all represent the transfer of goods or services from one party to another at a pre-determined price. Each term has its nuances, such as indicating a formal contract in the case of a pact, or the act of bartering in the case of exchange. Nonetheless, these synonyms all embody the basic concept of bargaining and selling, providing a diverse range of language choices for expressing this idea.