witticism|witticisms

她用一个机智的俏皮话化解了尴尬的气氛。

She lightened the awkward moment with a clever ___witticism.

晚餐时，他讲了几则妙语，逗得大家哈哈大笑。

During dinner, he told a few ___witticisms that made everyone laugh.

玛丽总是能说出令人捧腹的妙语，她真是个幽默的人。

Mary always comes up with hilarious ___witticisms, she's such a witty person.