| Inventor's spark |
| Basic center? |
| Ballad center? |
| Inventor's cry of discovery |
| Bulky center? |
| Military hierarchy inventor's inspiration? |
| Tunnel center? |
| Inventor's goal |
| Something left of center? |
| Ballet center? |
| Activity at a chopping center? |
| Laser center? |
| Antitoxin center? |
| Inventor's undoing? |
| Emerald center? |
| Fitness center? |
| Puzzle center? |
| Dietary center? |
| Conference center? |
| Inventor's incentive |
| Pressure center? |
| Inventor's center? |
| Swimming center? |
| Fertilizer distribution center? |
| Hostile reaction center? |
| Rubber center? |
| Chopping center? |
| Downtown Chicago convention center? |
| An inventor's middle name |
| Artsy wine center? |