Glowing (7)
'glowing' is the definition.
(I've seen this before)
This is all the clue.
(Other definitions for radiant that I've seen before include "Brightly glowing" , "Bright" , "Glowing with joy" , "Luminous" , "beaming with joy" .)
(Another definition for refulgent that I've seen is " beaming".)
'glowing' is the definition.
(thesaurus)
This is all the clue.
(Other definitions for ruddy that I've seen before include "blasted" , "Blooming" , "Red in the face (like a duck?)" , "Having a healthy red complexion" , "Rosy" .)