bow out

To retire gracefully. To retreat or withdraw. To resign.

And so it is with a sad heart that I feel it necessary to bow out and let someone else take the role of Chairman.

pull out

Leave a place or situation

The soldiers pulled out before the enemy arrived.

pull out

Leave a place or situation

He pulled the division out from the front and took up a position in the rear.

back down

To retreat from an earlier claim, plan, stand or obligation, especially when proved wrong or when having lost an argument.

Their army was bigger so we had to back down and admit defeat.

back down

To retreat from an earlier claim, plan, stand or obligation, especially when proved wrong or when having lost an argument.

I was never going to win the argument so I backed down.

back out

To fail to keep a promise.

I did not want the job so I backed out at the last minute and did not go to the interview.

back out

To fail to keep a promise.

He promised me the money, but I always knew he would back out and I would never see it.

back up

Obstruct the flow of something.

I saw thousands of vehicles backed up on the road. There must have been an accident up ahead.

back up

Move backwards from an earlier position.

"Back up!"he shouted. "You can park in here."

bear up

Stay cheerful when things are getting bad. Find the courage to cope or resist.

I was the character of the British people that allowed them to bear up against the Blitz.