Peephole

Tom looked through the peephole.

Tom looked through the peephole in the door.

Tom looked through the peephole before opening the door.

Tom peeked out the peephole.

I looked through the peephole and there was no one.

This is a peephole.

Ziri looked through the peephole.

Tom looked through the peephole, but didn't see anyone.

Gunter looked in the peephole of his door.

Karl took a look through the peephole on the front door.

It’s a conjurer’s den. — I shouldn’t be surprised if cabby’s old gent is staring at us all the while from some peephole of his own.