trick question
tricky question

But the trickier question is what am I going to do?

What will happen to interest costs is a trickier question.

Then there is the tricky question of forward market operations.

These are tricky questions that don't have black and white answers.

This, it turns out, is not a tricky question to answer at all.

The tricky question, I guess, is like how you are going to see yourself.

It would raise a huge number of very tricky questions.

How to measure the impact of a teacher is a tricky question, though experts are trying.

"Couldn't you try to find out how much he knows about medicine by just asking him some tricky questions?"

But the tricky question of where the money would come from has not been settled.