festivity

n.节日，喜庆日，欢宴，欢庆

鱼儿简介:any joyous diversion 任何快乐的娱乐活动

【记忆鱼钩】

1——同词根:fest=feast,表示“节日”

festival n.节日，欢宴 adj.节日的，快乐的(fest+ival表名词或形容词)

festive a.节日的，喜庆的(fest+ive)

festivity n.节日，喜庆日，欢宴，欢庆(festive+ity)

festoon vt. 结彩于, 使成为花彩形(fest+oon表名词，如cartoon漫画，balloon气球)

2——fest新解:

frisk n.快乐
enjoyment n.享乐, 快乐
sprightly adj.愉快的,活泼的,轻快的
triumphant adj.得意洋洋的,（因胜利而）狂欢的

3:

religious festivity——宗教节日

Christmas is an important religious festivity, which is mainly celebrated in the heart of the Christian.

圣诞节是一个重要的宗教节日，它在基督教徒的心中占有重要地位。

英英解释:
[plural] the activities that are organized to celebrate a special event
[uncountable] a happy feeling that exists when people celebrate something
词形变化:
名词复数:festivities ( The proceedings or events of a festival.) 庆典，庆祝活动：节日的进程或活动 例如：wedding festivities 结婚庆典
Synonym:
celebration n.庆祝, 庆典