Related Clues:
- A five in the whole (by the sound of it) of the town
- The southern step may go on forever
- 'Only one step at last, but out of this world (5)'
- Hollow space
- Carl Sagan's interest
- Go into la-la land, with 'out'
- With 20 Across, 1987 Candy movie
- Hole where rodent has it buried
- Here's one small step
- In a guinea pig it results in tooth loss
- Hollow (in tooth)
- Destination for a filling!
- Hole (in a tooth?)
- Spot to park
- 23's one single, it's cut see!