| 100% | SLEW | 4 | Seattle ___ (racehorse awarded the Triple Crown in 1977) |
| 65% | RITAMORENO | 10 | Puerto Rican actress who completed the Triple Crown of Acting (winning Oscar, Tony, and Emmy awards) in 1977 (2 wds.) |
| 52% | JUSTIFY | 7 | 2018 Triple Crown winner who became the only such racehorse to be undefeated in his whole career |
| 52% | JUSTIFY | 7 | Horse that won the Triple Crown in 2018 |
| 52% | AFFIRMED | 8 | Horse that won the Triple Crown in 1978 |
| 52% | CITATION | 8 | Horse that won the Triple Crown in 1948 |
| 52% | ASSAULT | 7 | Horse that won the Triple Crown in 1946 |
| 50% | SEATTLESLEW | 11 | 1977 Triple Crown winner who was the first American champion to have been undefeated in previous races: 2 wds. |
| 48% | PREAKNESS | 9 | Horse race run at Pimlico; second leg of the Triple Crown in the United States |
| 47% | SLEW | 4 | 1977 Triple Crown champion Seattle ___ |
| 47% | SLEW | 4 | 1977 Triple Crown winner Seattle ___ |
| 46% | VIOLADAVIS | 10 | American actress who completed the Triple Crown of Acting in 2016 (2 wds.) |
| 46% | GLENDAJACKSON | 13 | British actress who completed the Triple Crown of Acting in 2018 (2 wds.) |
| 46% | SALK | 4 | Virologist awarded the Presidential Medal of Freedom in 1977 |
| 46% | ASSAULT | 7 | Horse that won the Triple Crown of Thoroughbred Racing in the US in 1946 |
| 43% | ASSAULT | 7 | Warren Mehrtens mount; 1946 Triple Crown of Thoroughbred Racing in the US winner |
| 42% | MIRREN | 6 | Only person to have won the Triple Crown of Acting in both the U.S. and the U.K. |
| 42% | KENTUCKYDERBY | 13 | First leg of the Triple Crown, whose levels of success can be found in this puzzle's circled letters |
| 42% | SECRETARIAT | 11 | Thoroughbred racehorse who won the Triple Crown on June 9, 1973, and who set fastest time records in all three races that remain unbroken (2 wds.) |
| 42% | JOE | 3 | ___ DiMaggio, former professional baseball player who was awarded the Presidential Medal of Freedom in 1977 |
| 41% | FOAL | 4 | Seattle Slew, Triple Crown winner of 1977, started out this way |
| 40% | SECRETARIAT | 11 | Horse that won the US Triple Crown in 1973 |
| 40% | BREANNASTEWART | 14 | Seattle Storm power forward who won the Best Female Athlete ESPY Award in 2016: 2 wds. |
| 40% | SECRETARIAT | 11 | Winner of the US Triple Crown in 1973 ridden by Ron Turcotte |
| 39% | SLEW | 4 | Seattle ___ (Triple Crown-winning racehorse) |
| 39% | BELMONT | 7 | Final leg of the Triple Crown |
| 39% | PRE | 3 | Second leg of the Triple Crown |
| 39% | SLEW | 4 | Triple Crown horse Seattle ___ |
| 39% | SLEW | 4 | Triple Crown winner Seattle __ |