The phrase "gilt edge" is usually used to describe something that is of high quality, valuable, or superior. Therefore, its antonyms would be words that convey the opposite meanings. Some antonyms for "more gilt edge" may include: shoddy, inferior, substandard, plain, ordinary, unremarkable, mediocre, or low-quality. While "more gilt edge" denotes luxury and sophistication, its antonyms represent a lack of excellence and desirability. These words are often used to describe something that is cheap, of poor quality, or unworthy of attention. Using antonyms can help us communicate more effectively and clearly by providing a contrast that highlights the true value of a subject or object.