“Go over someone’s head”

“Be in over your head”

To be involved in something too difficult for you.

“Follow in someone’s footsteps”

To do the same thing as someone did before you.

“Go down in flames”

To fail completely and dramatically.

“Go out on a limb”

To take a risk by saying or doing something.

“Call someone’s bluff”

To challenge someone to prove that what they say is true.

“Go the whole hog”

To do something completely, not partly.

“Bend over backwards”

To try very hard to help or please someone.

“Go in circles”

To make no progress while repeating the same ideas or actions.