The word does not refer to a particular list of edible organs, which varies by culture and region, but includes most internal organs excluding muscle and bone. As an English mass noun, the term offal has no plural form.
The term payor, or payer, derives from the Latin word pac?re, which meant to pacify. In addition to being used as noun, payor can also be used as a verb to denote one is paying for something, such as a fine or service, or to note that one pays for something in metaphorical terms. The antonym of payor is payee, which means one to whom money is paid..
Definition of payer. : one that pays; especially : the person by whom a bill or note has been or should be paid He is a prompt bill payer.