Literature Reference: Yu means radiance; Feng refers to beacon fires used to signal alarms along borders. Source from 'Shuowen Jiezi'.
煜:
Yuming, Yiyu, and Guangyao, all signify brilliance and radiance. When used in names, they represent a luminous and prosperous future, fostering success in one's career and endeavors.
烽: Beacon smoke, beacon fires. "Feng" embodies versatility and ingenuity, gentleness and virtue, auspicious in the engineering field, ordinary in middle age, and achieving great prosperity in later years.
Meaning: Yu symbolizes brilliance and radiance, while Feng represents vigilance and protection, signifying the illumination and safeguarding of a domain.