名詞 frivolity:

1. the trait of being frivolous; not serious or sensible
   同義詞：frivolousness
2. something of little value or significance
   同義詞：bagatelle, fluff, frippery
3. acting like a clown or buffoon
   同義詞：buffoonery, clowning, japery, harlequinade, prank

1. A frivolity; a trifle.
   無聊舉動; 瑣事
2. Lightness of manner or speech, especially when inappropriate; frivolity.
   輕浮，輕率舉止或言談不嚴(yán)肅，尤指在不適當(dāng)?shù)膱龊? 輕佻
3. His frivolity annoys the other people in the office.
   他的輕浮使辦公室里的其他人感到不快。

fri.vol.i.ty

n.（名詞）
【復(fù)數(shù)】 fri.vol.i.ties
The quality or condition of being frivolous.
輕?。狠p浮的性質(zhì)或狀態(tài)
A frivolous act or thing.
無聊事：無聊的行為或事情