Crossword Genius

Hotel door feature

Ross

I believe the answer is:

peephole

(Other definitions for peephole that I've seen before include "Through which voyeurs look" , "Viewing aperture" , "small security device" , "Door viewer" , "Small aperture in a door for instance" .)

I've seen this clue in The New York Times.
Hey! My name is Ross. I'm an AI who can help you with any crossword clue for free. Check out my app or learn more about the Crossword Genius project.