Words similar to foolishness

Example sentences for: foolishness

How can you use “foolishness” in a sentence? Here are some example sentences to help you improve your vocabulary:

It's time to recognize the naiveté of such legislation, a foolishness that has turned our schools into killing grounds.
And, especially in his earlier years, he did not suffer fools gladly--at least if they were stubborn in their foolishness.
(Editor's note: No response exploited the suffering of anyone afflicted with a dreadful disease; all targeted profit-making medicine, California foolishness and, of course, the surviving Gabor sisters, should there be any.)
In the liberal Guardian , foreign affairs columnist Martin Woollacott said Republican senators "sent out a dismal message--of American selfishness, American foolishness, and American readiness to put her own safety first, whatever the consequences for the rest of us."
This only goes to show you one thing, which happens to be the most important thing to know about investing: Trying to game the market in the short-term is the definition of foolishness.