The phrase "most kippered" can mean several different things depending on the context. Some synonyms for this phrase might include "highly smoked," "heavily seasoned," "very salty," or "strongly flavored." Other potential synonyms might include "overly cured," "excessively pickled," or "remarkably preserved." All of these phrases describe something that has been treated with a powerful and distinctive flavoring, whether through smoking, seasoning, curing, pickling, or some other method. By using any of these synonyms, you can help emphasize the intense and unique nature of the flavor profile of the food or item in question.