festival / ˈfɛs tə vəl /
noun
a day or time of religious or other celebration, marked by feasting, ceremonies, or other observances:
the festival of Christmas; a Roman festival.
a periodic commemoration, anniversary, or celebration:
an annual strawberry festival.
a period or program of festive activities, cultural events, or entertainment:
a music festival.
gaiety; revelry; merrymaking.
adjective
festal:
a festival atmosphere of unrestrained joy.