Most rinkydink is often used to describe something cheap or of poor quality. Antonyms for this word include first-rate, high-quality, superior, excellent, and top-notch. These words describe something that is not only worth the price, but also of the best quality. Additionally, words such as luxurious, opulent, and extravagant also provide contrast to rinkydink, suggesting something that is lavish and indulgent rather than rustic and cheap. Using these antonyms can help elevate one's vocabulary and provide a more accurate description of an object or situation.