Synonyms for Jubilation (same or very similar meaning)
WordNet sense 1 (a feeling of extreme joy):
exultation, jubilance, jubilancyWordNet sense 2 (a joyful occasion for special festivities to mark some happy event):
celebrationWordNet sense 3 (the utterance of sounds expressing great joy):
rejoicingFrom the ODE community, based on WordNetadd/edit