The word "barbecuer" is a noun commonly used to describe someone who cooks food over an open flame. However, there are many synonyms that can be used in place of "barbecuer." For example, one could use the term "griller" to describe someone who is cooking food over a grill. Another option could be "pitmaster," which is often used to describe someone who is an expert at smoking meat in a BBQ pit. "Cookout enthusiast" is another synonym that could be used to describe someone who enjoys hosting or attending outdoor gatherings centered around cooking. Ultimately, there are many ways to describe someone who loves to cook food over an open flame, and these synonyms provide a variety of options to use in place of "barbecuer".