If I had a penny for every time I saw these mixed up, I would have a very heavy penny jar.

And I would get fed up of that face the cashiers at the bank pull when they see you are depositing lots of change.*

• Stationary: not moving or motionless.
• Stationery: writing and other office materials.

*I always sort it into the correct denominations and amounts, and put it into the little plastic bags. I don’t know why I still get the face.