Synonyms of mirth in English:

merriment, high spirits, mirthfulness, cheerfulness, cheeriness, cheer, hilarity, glee, laughter, jocularity, levity, gaiety, buoyancy, blitheness, euphoria, exhilaration, elation, light-heartedness, joviality, joy, joyfulness, joyousness, fun, enjoyment, amusement, pleasure, merrymaking, jollity, festivity, revelry, frolics, frolicsomeness

dated sport