Which of the following is the synonym of the word "pothole"?

Never heard of a chuckhole, even spell check doesn't like it. It just seemed better than ditch.

Never heard of a chuckhole. New to me.

I’d rather have a pothole than a sinkhole.

Never heard of chuckhole. Real potholes are limestone caves, and were called that long before modern roads were built. Sometimes I think the people who set these questions must be about 14 years old!