| Medicinal substance |
DRUG |
| Northern diving duck |
SCOTER |
| Nuclear energy source |
REACTOR |
| Of far southern regions |
ANTARCTIC |
| One of Caesar's assassins |
BRUTUS |
| One producing offspring |
BREEDER |
| Optical element |
LENS |
| Powerful person |
MOGUL |
| Projecting piece of land |
PENINSULA |
| Scientific investigation |
RESEARCH |
| Small naval ship |
GUNBOAT |
| Tension-reducing 21 down |
RELAXANT |
| Tester of knowledge |
EXAMINER |
| Very large |
GREAT |
