The term 'benefit of the ___' can be completed with two four-letter words: 'PERK' and 'SAKE'. A PERK is an additional benefit or privilege given to an employee, such as a free gym membership or a company car. It is usually given in addition to the salary and other benefits that are part of the job description. On the other hand, SAKE is a Japanese word that refers to the purpose or goal of something. It is often used to refer to the ultimate goal or purpose of a particular action or decision. In this context, it could refer to the ultimate benefit or purpose of a particular PERK or benefit given to an employee.