No standalone use in modern Chinese; a literary word for blazing sunlight, seen in the reduplication 暐暐 and now mostly in given names. It is the sun radical 日 plus phonetic 韦.
register
Archaic and literary; today seen almost only as a name character, not in everyday speech.
The sun radical on the left, a pictograph of the sun. It supplies the meaning, fixing the word as the brilliance of sunlight, the same family as 晖 and 明.