noun
- the quality or state of being foolish; lack of good sense or judgment
- a foolish act, idea, or practice
Examples
- The foolishness of his decision became clear when he lost all his money.
- She regretted the foolishness of her youth.
- It would be foolishness to drive in this storm.
- His constant foolishness annoyed his coworkers.
- The teacher warned against the foolishness of cheating on exams.
- They laughed at the foolishness of the comedy show.
- Such foolishness could have serious consequences.