| 100% | TZARS | 5 | Bulgaria's Boris III and Simeon II of the 1940s (var.) |
| 37% | SEALAB | 6 | '60s USN habitats (I, II and III) that investigated the challenges of deep sea diving |
| 36% | TSARS | 5 | Bulgaria's Simeon I and Simeon II |
| 36% | EVAPERON | 8 | First lady of the 1940s and 1950s |
| 34% | MDA | 3 | Parent of the co. that made the space shuttle's Canadarm and the ISS' Canadarm II |
| 34% | TYRONEPOWER | 11 | Matinee idol of the 1930s and 1940s |
| 34% | WWII | 4 | Global conflict of the 1930s and 1940s: Abbr. |
| 34% | TESLA | 5 | Maker of the Model S and Model 3 |
| 33% | SARAHVAUGHAN | 12 | Jazz singer of the 1940s and 1950s nicknamed "The Divine One": 2 wds. |
| 33% | ESE | 3 | Dir. of the Missouri between S.D. and Neb. |
| 33% | TSAR | 4 | Onetime title for Bulgaria's Simeon II, the last person to use it |
| 33% | CAROLINE | 8 | Forename of the wives of Kings George II and IV |
| 33% | GMC | 3 | Maker of the Envoy and Yukon S.U.V.'s |
| 33% | GMC | 3 | Maker of the Yukon and Acadia S.U.V.s |
| 33% | ORNAN | 5 | ___ the Jebusite, of I and II Chronicles |
| 31% | TSAR | 4 | One time title of the still-living Simeon Saxe-Coburg-Gotha of Bulgaria |
| 31% | THRACE | 6 | Ancient country west of the Black Sea now divided between Turkey, Bulgaria and Greece |
| 30% | NORMANMAILER | 12 | Author of the classic 1948 World War II novel "The Naked and the Dead": 2 wds. |
| 30% | OAKLAND | 7 | Home of the A's and Raiders |
| 30% | ALEXANDER | 9 | Philip II of Macedon's successor: __ the Great |
| 30% | PRESIDENT | 9 | First subject of the Constitution's Article II |
| 29% | DORIC | 5 | Style of the 352 ft. "Perry's Victory and International Peace Memorial" on S. Bass Is., Ohio |
| 29% | OAKIE | 5 | Actor Jack of the 30's and 40's |
| 29% | ASIAN | 5 | Person of the Earth's largest and populous continent |
| 29% | POSEIDON | 8 | Greek god of the sea and Triton's father |
| 29% | TEE | 3 | Sound of the letter stuck between "S" and "U" |
| 29% | SYS | 3 | The "S" of TBS and CBS (Abbr.) |
| 29% | OOH | 3 | The ___s and aahs of enthusiastic crowd |
| 29% | STD | 3 | The "S" of EST and PST: Abbr. |
| 29% | SYS | 3 | The "S" of "TBS" and "CBS" (Abbr.) |