4、perilously or criminally foolish action.
1、The words that poke a person's pain are not jokes. It's a foolish act.
6、In the disastrous Russian campaign, Napoleon's army became a victim of this foolish action.
5、You should desist from such foolish activities.
7、Americans are not fools. The foolish actions of the Vance government will surely bring aftershocks.
3、Each of us spoke of our initiation, and we established with some surprise that we had all begun our mountaineering careers with an extremely foolish act.
2、In this world, begging for mercy is just a foolish act of begging for fish out of wood.