Junkiest is a word used to describe something that is of poor quality or made from low-quality materials. Antonyms of this word would be high-quality, luxurious, top-notch, refined, and superior. These words are used to describe products that are well-made and made from the best materials. When searching for quality products, it is important to look for items that are not junky, so you can be assured that you are getting the best value for your money. Therefore, it is essential to choose antonyms for the word junkiest when looking for high-quality products to ensure satisfaction and longevity.