"Brill topping" refers to a sparkling or dazzling finish, commonly used in cosmetics and beauty products. Synonyms for this term include "radiant," "lustrous," "glowing," "shining," "shimmery," "gleaming," and "glistening." These words are used to describe the vibrant and light-reflecting quality of a product, particularly in the context of makeup and skincare. Other related terms include "sparkling," "twinkling," and "glittering," which emphasize the shiny and reflective quality of the finish. These synonyms all convey a sense of luminosity and brightness, making them ideal for marketing and promotional materials that want to highlight the beauty-enhancing effects of a product.