Synonyms of laughingly

2 Syllables
gaily
3 Syllables
brilliantly, merrily, cheerfully, showily, splendidly, flamboyantly, flashily, happily, blithely, gleefully, joyfully, glowingly, smilingly, sparklingly
4 Syllables
colorfully, spiritedly, exultantly, hilariously, lightheartedly, vivaciously
6 Syllables
exhilaratingly