"Sunfural S" is a unique term with no established synonyms. This term may refer to a specific product name, a brand, or a trademarked item. As such, it is important to adhere to the proper context and usage. While there are no specific synonyms for "Sunfural S", alternatives can be found by focusing on the term's core concept. Exploring words that describe sunlight-related qualities, such as radiant, luminous, dazzling, or brilliant, may help convey a similar essence. However, it is crucial to use the original term according to its intended meaning and purpose, rather than trying to find direct replacements.