Literature Reference: Yu means brilliance, and Yan means dignity. 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.
俨: Respectful and dignified, it conveys the meaning of being esteemed by others and enjoying a lifetime of peace and safety.
Meaning: Shining with brilliance and dignified in demeanor, symbolizing integrity and solemnity.