| 100% | ETHER | 5 | Solvent, once used as anaesthetic |
| 70% | ETHER | 5 | An organic compound that was once used as an anaesthetic |
| 58% | COWRIE | 6 | Shell once used as cash |
| 58% | STOP | 4 | Word once used as punctuation |
| 57% | CHOCOLATE | 9 | Cacao treat once used as currency |
| 57% | COWRIESHELLS | 12 | Mollusk coverings once used as currency |
| 56% | ARNICA | 6 | Flower tincture once used as a salve |
| 56% | MONEY | 5 | What cowry shells were once used as |
| 56% | IPECAC | 6 | Syrup once used as a poison remedy |
| 55% | ETHER | 5 | Something that was once used as an anesthetic |
| 55% | BLACKTEA | 8 | Food item once used as currency in Mongolia |
| 55% | ETHER | 5 | Dangerously flammable substance once used as an anesthetic |
| 55% | KOLA | 4 | Nut once used as an ingredient in Coke |
| 54% | ETHER | 5 | A compound that was once used as an anesthetic |
| 53% | ETHERS | 6 | Organic compounds used as solvents |
| 53% | COALGAS | 7 | Once used as a resource instead of its natural counterpart: 2 wds. |
| 53% | ARSENIC | 7 | Poison once used as a skin lightener in Victorian England |
| 52% | SALT | 4 | A seasoning so valuable that it was once used as currency |
| 52% | ACETIC | 6 | __ acid, found in vinegar, used as solvent |
| 51% | NAPHTHA | 7 | Distillation product from petroleum used as a solvent |
| 51% | TOLUENE | 7 | Colourless volatile flammable liquid used as a solvent |
| 51% | WAMPUM | 6 | Beads once used by Native Americans as currency |
| 49% | CHLOROFORM | 10 | Colourless liquid formerly used as an inhaled anaesthetic during surgery |
| 49% | ALPO | 4 | Pet food brand that once used Garfield as a spokesanimal |
| 49% | MTV | 3 | Channel that once used VJs, such as Downtown Julie Brown |
| 47% | HERTZ | 5 | Rental car company that once used O.J. Simpson as a spokesperson |
| 46% | UCLA | 4 | Sch. that once used a live bear as a mascot during football games |
| 45% | EBONY | 5 | Dark wood once used for drinking cups, as it was thought to neutralize poison |
| 44% | PIGEON | 6 | City bird once used as a messenger that can detect sounds below 1 Hz, far beyond the human hearing range |
| 42% | DALMATIAN | 9 | A large, spotted dog that was once used as a dog of war and even now can be seen working for firefighters |