flippancy
n. 轻率;无礼;言语尖刻
例句
The flippancy of your answer peeved me.
你轻率的回答令我懊恼。
He was disconsidered with his friends for his flippancy.
他因言行轻浮而失去朋友的尊重。
Now we must recover the flippancy, solid football to start with children.
现在的我们必须收回浮躁的心态,扎扎实实的将足球从娃娃抓起。