On top of the desk were a few bills and a letter opener.
An American one would probably end with a letter opener in someone's back.
I slammed the letter opener down onto the back of my own hand, hard.
I feel in my pockets, and find the letter opener.
Perhaps he could pick the lock with a letter opener.
She dropped the letter opener and backed up against the wall.
Using the letter opener, she could have killed him from that distance.
He took out a letter opener and began to peel it.
"I had more concerns about the letter opener you keep there."
He took the letter opener and turned it in his hand.