Sophisticatedly is a common adverb used to describe something that is elegant, refined, or complex in a manner that is impressive. However, there are several other synonyms that could be used in place of this word, depending on the context. Some options include "culturedly," "urbane," "chicly," "stylishly," "poshly," "worldly," "cosmopolitan," "intellectually," "exquisitely," and "astutely." Each of these synonym options can help to convey a similar sense of refinement or elegance in writing, and can be used interchangeably with "sophisticatedly" in different situations with different nuances.