aglow

having or being an outward sign of good feelings (as of love, confidence, or happiness) <all aglow as she was awarded first place in the spelling bee> Synonyms radiant, beaming, bright, glowing, sunnyRelated Words brilliant, dazzling, effulgent, gleaming, luminous, refulgent, shining, starry; blithe, blithesome, bright, cheerful, cheery, chipper, gay, gladsome, lightsome, merry, mirthful, optimistic, upbeat; jocund, jovial, laughing, smiling; blooming, rosy; blissful, chuffed [British], delighted, gratified, happy, joyful, joyous, pleased, satisfied, thankful, tickledNear Antonyms blank, flat, listless, stoic (or stoical), unemotional; black, dark, darkening, depressing, dismal, gloomy, glum, gray (also grey), melancholy, sullen; frowning, glaring, glowering, lowering (also louring), scowling