說到愚蠢，很都人都會想到另外一個單字 stupid（聽發音）這個單字本身是＂笨＂的意思，不過通常愚蠢與笨只有一線之隔，甚至根本就是畫上等號，舉例來說，愚蠢的人、傻子或笨蛋英文是 stupid person 或 stupid man、愚蠢的混蛋英文是 stupid bastard。
愚蠢英文造句練習
Tom's behavior is rather silly, so he has been single.湯姆的行為相當愚蠢，所以他一直單身。
Mike is a very stupid person.
麥克是一個很愚蠢的人。
Do not be so silly, this project does not work.
別這麼愚蠢，這個專案行不通。
Stupid people always easy to make wrong decisions.
愚蠢的人總是容易做錯決定。
Maybe this stupid idea can work.
也許這個愚蠢的點子可以行得通。
Talking nonsense, really stupid.
亂說話，真的很愚蠢。
I had a stupid idea, do you want to listen?
我有一個愚蠢的點子，你想聽嗎？
Tom sold the car, really stupid.
湯姆把車子賣了，真的很愚蠢。