The Oxford Thesaurus An A-Z Dictionary of Synonyms - gaietyn.

1) cheerfulness, exhilaration, elation, glee, joie de vivre, buoyancy, light-heartedness, blitheness, happiness, felicity, pleasure, delight, joy, joyfulness, joyousness, exultation, merriment, mirth, mirthfulness, jubilation, good or high spirits, sprightliness, liveliness, joviality, jollity, hilarity: The gaiety of the celebration was becoming infectious. 2) Often, gaieties. merrymaking, festivity, festivities, celebration, revelry, revels, rejoicing, conviviality, Old-fashioned Brit mafficking: We all joined in the gaiety of Mardi Gras. 3) colourfulness, brightness, gaudiness, garishness, brilliance, brightness, cheeriness: The gaiety of her costume was offset by her lugubrious expression.