1
cause hilarity
cause 后可直接接 hilarity，表示引发欢闹。
His joke caused hilarity among the guests.
他的笑话在宾客中引起了欢笑。
欢乐；热闹；欢腾
先理解核心含义，再看它在真实句子里的用法。
欢乐；热闹；欢腾
great merriment
His joke caused hilarity among the guests.
他的笑话在宾客中引起了欢笑。
大量的乐趣,通常伴随着大笑。
A great amount of amusement, usually accompanied by much laughter.
极大的欢乐
great merriment
引人发笑的事物。
Something that induces much laughter.
The comedian's silly dance caused hilarity among the audience.
这位喜剧演员滑稽的舞蹈让观众们欢笑不止。
We couldn't stop laughing; the room was full of hilarity.
我们笑个不停，房间里充满了欢腾的气氛。
Her unexpected joke added to the general hilarity of the evening.
她冷不丁的笑话让整晚的气氛更加欢腾。
cause 后可直接接 hilarity，表示引发欢闹。
His joke caused hilarity among the guests.
他的笑话在宾客中引起了欢笑。
with hilarity 常与 roar、shriek 等动词搭配，表示以欢笑的方式。
The audience roared with hilarity at the clown's antics.
观众被小丑的滑稽表演逗得哄堂大笑。
to the hilarity of 表示‘令某人觉得好笑’，常作补充说明。
She fell off the chair, to the hilarity of everyone in the room.
她从椅子上摔下来，惹得房间里每个人大笑。
hilarity 通常作不可数名词，复数 hilarities 极为罕见。
The mix-up became a source of hilarity for the whole team.
这场误会成了全队欢乐的源泉。
Not this
The joke was hilarity.
Use this
The joke was hilarious.
hilarity 是名词，意为“欢乐、欢腾”，不能放在系动词后作表语描述事物；应改用形容词 hilarious（滑稽的、令人捧腹的）。中文的“高兴”可兼作形容词和名词，容易导致这类词性混用。
Not this
There was a hilarity at the party.
Use this
There was hilarity at the party.
hilarity 通常为不可数名词，表示“欢乐、热闹”，不能用不定冠词 a 修饰。若想表达具体的乐事，可用 a hilarious moment/incident 等。学习者有时类比“a fun”而误加冠词，但这类抽象名词不可数时不可加 a。
Focus on the distinctions below. Other candidates are kept compact until a reliable usage note is available.
笑料百出；随之而来的欢闹
The plan seemed simple until the dog stole the cake, and hilarity ensued.
这个计划看似简单，直到狗偷走了蛋糕，随后便笑料百出。
普遍的欢腾；满堂欢笑
His impression of the teacher caused general hilarity in the room.
他模仿老师的表演引起了满堂欢笑。
阵阵狂笑；哄堂大笑
Every punchline was greeted with howls of hilarity.
每一个笑点都引来阵阵狂笑。
引起欢笑；逗得人捧腹
The mix-up of the names provoked hilarity among the colleagues.
名字弄混这件事在同事中引起一阵欢笑。
几乎忍不住的欢笑；强忍的笑意
She watched the awkward moment with barely suppressed hilarity.
她强忍着笑看着这尴尬的一幕。
（随后）笑料百出/一片欢闹随之而来
The video was posted online, and hilarity ensued.
视频被传到网上后，接下来便笑料百出。
令……大为开心/引得……哄堂大笑
He fell over, much to the hilarity of the crowd.
他摔倒了，引得围观人群哄堂大笑。
笑柄，笑料的来源
His confusion became a source of hilarity at the party.
他的困惑成了聚会上的一大笑料来源。
笑料百出。
The office party ended with karaoke, spilled drinks, and hilarity.
办公室派对以卡拉OK、打翻的饮料和一片欢声笑语结束。
Use hilarity naturally, then get feedback on meaning, tone, grammar, and phrasing.
Revisit a common error or keep this word in your review list.
记住 hilarity 是 hilarious 的名词，那个令人捧腹的场面，带来一片欢腾。
语域：neutral 常见场景：喜剧表演或搞笑场合、聚会或庆祝活动、书面叙述或新闻报道 该词是比较中性的书面词，多用于描述人群大笑、欢乐热闹的场面；日常口语中更常说 hilarious 或 have a good laugh。
singular
Dictionary facts from ECDICT, WIKTIONARY.