| 100% | KIROV | 5 | Former name of the Mariinsky Ballet |
| 63% | ZAIRE | 5 | Former name of the Congo |
| 62% | AVEO | 4 | Former name of the Chevrolet Sonic |
| 62% | BURMA | 5 | Former name of the nation Myanmar |
| 62% | MHO | 3 | Former name of the physics unit siemens |
| 62% | NEHI | 4 | Former name of the Royal Crown Company |
| 61% | HEIMLICH | 8 | Former name of the abdominal thrust for choking |
| 61% | BURMA | 5 | Former name of the country now called Myanmar |
| 61% | SPICEISLANDS | 12 | Former name of the Maluku Islands in Indonesia |
| 60% | ZAIRE | 5 | Former name of the Democratic Republic of the Congo |
| 60% | DECORATIONDAY | 13 | Former name of the observance in 18a: 2 wds. |
| 60% | SPICE | 5 | — Islands, former name of the Moluccas, Indonesia |
| 59% | EDO | 3 | Former name of Tokyo, the Japanese capital |
| 58% | GMAC | 4 | Former name of the car-financing company Ally Financial Inc., for short |
| 57% | KIROV | 5 | Mariinsky Ballet's former name |
| 57% | KIROV | 5 | Former name of a Russian ballet company |
| 57% | USSR | 4 | Official name of the former Soviet Union |
| 56% | AGANA | 5 | Former name of Hagatna, capital of the Pacific island of Guam |
| 55% | EIRE | 4 | Former name for the Republic of Ireland |
| 55% | BURMA | 5 | Former name for the country of Myanmar |
| 55% | CANTON | 6 | Former name for the Chinese city of Guangzhou |
| 55% | ALAN | 4 | Former head of the Federal Reserve, first name |
| 54% | PEKING | 6 | Former romanisation of the name of China's capital |
| 54% | BENEDICT | 8 | Name of 16 popes, inc the former Pope Emeritus |
| 54% | BRUCEJENNER | 11 | Former name of the Olympic decathlon gold medalist featured on Wheaties boxes in 1977 and 2012: 2 wds. |
| 53% | THEDIXIECHICKS | 14 | Former name of the country trio with a memorable National Anthem performance at the 2003 Super Bowl (3 wds.) |
| 52% | BARKER | 6 | Last name of Bob, former The Price Is Right host |
| 51% | HUFFINGTONPOST | 14 | The former name of the highest earning blog in the world that covers American news: 2 wds |
| 51% | UMTATA | 6 | Former name of Mthatha, city in Eastern Cape, South Africa, that was capital of the Transkei Bantustan |
| 51% | WAL | 3 | ___-Mart Stores (former name of the retail chain) |