There are many synonyms for the phrase "give brilliance." Some of the most common include "shine," "glitter," "sparkle," "radiate," and "glimmer." Other possibilities include "illuminate," "light up," "beam," "dazzle," "flash," and "twinkle." Each of these words is associated with the idea of brightness or light, and can be used to describe beautiful, shining objects or people who seem to glow with a special kind of energy or charisma. Whether you're talking about a sparkling diamond, a glittering star, or a brilliant performer, these synonyms are all great choices for capturing the essence of this powerful and evocative phrase.