Hey, what's the difference between these idioms:

catch someone on the wrong foot
catch someone off guard
catch someone on the hop

Can I say: You CAUGHT ME ON THE WRONG FOOT/OFF GUARD/ON THE HOP by asking this question.

Question

Hey, what's the difference between these idioms:

catch someone on the wrong foot
catch someone off guard
catch someone on the hop

Can I say: You CAUGHT ME ON THE WRONG FOOT/OFF GUARD/ON THE HOP by asking this question.

Answer

In American usage we would say you caught me off guard.  We would never use wrong footed as a verb. On the Hop I would probably not be understood by most Americans.

Answer

I suppose you could say all three but wrong-foot is usually used as a verb.

You wrong-footed me.