festivity Synonyms

occasion skylarking soiree solemnization spree wassail public holiday holy day feast day high jinks shindy saturnalia ridotto party racketing regale regalement rejoicing revel reveling revelment revelry prom hoopla high-spiritedness fiesta memorialization gleefulness mirthfulness name day pavane potlatch shindig jamboree blowout beanfeast bank holiday joyfulness high spirits jubilance jubilancy dinner party silver jubilee kwanza quatercentenary solemnisation nautch anniversary cotillion divertimento