Glopped up is a term used to describe something that is messy, sticky, and unattractive in appearance. The opposite of glopped up would be something clean, neat, and pristine. Some antonyms of glopped up include pristine, spotless, tidy, polished, orderly, and immaculate. These words convey a sense of purity, clarity, and refinement, as opposed to the murky and undefined nature of glopped up. When something is glopped up, it can be disheartening and frustrating, but the antonyms offer a sense of hope and renewal, suggesting that there is always a way to clean up the mess and start fresh.