Answer:

keyholes

AnswerCrossword Clue
KEYHOLESPeeping places
KEYHOLESEarly listening devices.
KEYHOLESAreas on hoopsters' courts
KEYHOLESPeepers' places
KEYHOLESPlaces for Peeping Toms
KEYHOLESGood spots for Peeping Toms
KEYHOLESSnooping sites