Jabagch - To make someone look like a fool by making them prove their

To make someone look like a fool by making them prove their story, just to make them look bad.

You said you could beat up the principal? Now you have to prove it or you’re a chicken.

He said he could run a marathon in ten minutes. Now he has to prove it or he’s a joke.

She said she could make a perfect cake in one hour. Now she has to prove it or she’s a fake.