The word "Temptatious" refers to something that is tempting or seductive. However, this word is not widely used in English, and it may be difficult to find synonyms for it. Some possible alternatives may include "alluring," "enticing," "seducing," "seductive," or "irresistible." These words all capture the essence of something that is tempting or seductive, and they may be more commonly used in everyday language. Other possible synonyms for "Temptatious" might include "attractive," "charming," "captivating," or "appealing," all of which convey a sense of attraction or allure. Ultimately, the most effective synonym will depend on the context and tone of the sentence.