| 100% | ALTO | 4 | Second-highest in four-part harmony |
| 77% | ALTO | 4 | Part in four-part harmony |
| 74% | ALTO | 4 | Voice part in four-part harmony |
| 71% | ALTO | 4 | Midrange voice in four-part harmony |
| 67% | ALTO | 4 | Voice part in a four-part harmony |
| 63% | ALTO | 4 | One in a four-part harmony |
| 62% | ALTO | 4 | Second highest in a family of instruments |
| 60% | ALTO | 4 | Four-part harmony part |
| 60% | TENOR | 5 | Four-part harmony part |
| 56% | CARROTS | 7 | Second highest amount vegetable in the original V8 |
| 55% | CANTO | 5 | Highest part in choral music |
| 54% | ALTO | 4 | One part of four-part harmony |
| 54% | STEPB | 5 | Second part in an instruction manual |
| 53% | FINDOUT | 7 | Learn ... and, in four parts, a hint to 17-, 37-, and 58-across |
| 53% | TENOR | 5 | Highest part in many a barbershop quartet |
| 52% | OTHO | 4 | Second of four emperors in A.D. 69 |
| 52% | RIC | 3 | Four-year sch. of higher learning in Providence |
| 52% | ALTO | 4 | Part in a four-part chorus |
| 51% | TEN | 3 | Mount ___, second highest point in Vietnam's Xuan Son National Park |
| 51% | VELETA | 6 | Pico del —, second highest peak in the Sierra Nevada range, Spain |
| 51% | QUIZ | 4 | Highest-scoring four-letter word in Scrabble (22 points) |
| 51% | TREBLE | 6 | The highest voice part in harmonic music |
| 51% | RINGCYCLE | 9 | Musical work in four parts, with its first part opening the Met's 2010-11 season |
| 50% | MINUTEHAND | 10 | Part of a clock depicted four times in this puzzle? |
| 50% | UPS | 3 | Highs ... that could appear four more times in this puzzle |
| 50% | AGO | 3 | "Long ___, the four nations lived together in harmony . . ." |
| 50% | TOES | 4 | Foot parts that stay low in high heels |
| 50% | THIS | 4 | With 64-Across, NBC drama ... or, in four parts, a hint to the answers to starred clues |
| 50% | TOSSACOIN | 9 | Perform a pregame NFL ritual ... or, in four parts, phrase that hints at seven long Across answers |
| 49% | ALTO | 4 | Second-highest of four |