Synonyms and related words :
beaming, beatific, beatified, birring, blessed, blissful, bombilation, bombinating, bombination, booming, burring, buzzing, capering, cheerful, chirping, dancing, droning, flushed with joy, gay, glad, glowing, happy, hum, humming, joyful, joyous, laughing, leaping, low rumbling, radiant, singing, smiling, smirking, sparkling, starry-eyed, thrice happy, thrumming, whirring, whizzing