Legendarily is a common adverb used in English, typically referring to something that is famous or well-known. There are several synonyms for legendarily, including famously, renownedly, celebratedly, and famously. Each of these words is useful in varying contexts where legendarily might be applicable. For instance, famously could be used to describe someone who is known for their wit or humor, while renownedly might be used for someone who is respected for their achievements or expertise in a particular field. Celebratedly is often used to describe someone or something that has been widely recognized for their contribution to society. Overall, these synonyms offer greater flexibility in describing something that is legendarily famous or well-known.