- Audience member
- doctor protects a viewer
- Looker-on
- Non-participant
- Onlooker
- Person who watches a show or game
- Viewer
- "To keep an ... on" means to watch closely
- Anatomical term for “ball-in-socket”
- Behold
- Central spot
- Centre of a cyclone
- Centre of storm
- Cyclone centre
- Door viewer
- Spot opening for busybody?
- Instrument in a submarine
- Instrument on a submarine
- It provides an overview for those Down Under
- Optical instrument
- Submarine instrument
- U-boat's viewer
- Viewing aid