When it comes to ringing up sales at a store or business, there are a variety of synonyms to express the same action. Common alternatives for "ring up" include "check out," "cashier," "register," "total up," "sum up," "tabulate," "compute," and "calculate." Other synonyms include "bill," "invoice," and "charge," which refer to the process of generating a statement for the customer. These words can be used interchangeably to describe the act of recording a sale or calculating a total amount due. Additionally, different industries and businesses may have their own jargon and terms for ringing up sales, such as "scanning" or "swiping" in the case of modern electronic payment systems.