He paced back and forth in the room.

After years of financial struggle, the company finally managed to get back in the black.

When all else fails, I fall back on my family for support.

He decided to back down and apologize for his mistake.

She wore her shirt back to front.

The car had to drop back in order to let the ambulance pass.

The item I ordered is currently on back order.

Please stand back and give me some space.

He was held back a year in school.

The origins of this tradition date back to ancient times.