The words "method operation" can be replaced with several synonyms that mean the same thing. Some of these synonyms include approach, procedure, tactic, technique, mode, system, style, and strategy. Each of these words refers to a particular way of carrying out a task or achieving a goal. For instance, an approach is a general way of doing things, while a technique is a specific method for achieving a particular outcome. Using different synonyms can add variety and nuance to your language, making your writing or conversation more interesting and engaging. Consider using some of these synonyms the next time you need to describe a method of operation.