| 100% | ITHE | 4 | Dierks Bentley's "Am ___ Only One" |
| 60% | AMI | 3 | "___ the Only One" (Dierks Bentley song): 2 wds. |
| 55% | ITHE | 4 | Am ___ only one? |
| 54% | IHAVEASSYRIASIDETOO | 19 | "Jokes and puzzles are only one part of me ..." |
| 53% | PATENT | 6 | Lincoln is the only U.S. president to have one |
| 53% | PARROT | 6 | The kea is the world's only mountain-dwelling one |
| 53% | PRIVATETWEET | 12 | Post that can be accessed only by one's followers |
| 52% | PHD | 3 | Woodrow Wilson is the only U.S. president to have one |
| 52% | PHD | 3 | Woodrow Wilson was the only U.S. prez to have one |
| 52% | PHD | 3 | Woodrow Wilson was the only U.S. president to have one |
| 52% | MBA | 3 | Bush Jr. is the only U.S. president to hold one |
| 52% | DOORDIE | 7 | A crux situation where there is only one way out from |
| 52% | OPERA | 5 | "Fidelio" is Beethoven's only one |
| 52% | MBA | 3 | CFO's degree, maybe (Bush is the only president to have one) |
| 51% | ALASKA | 6 | Only U.S. state whose name can be typed on one row of a keyboard |
| 51% | ITHE | 4 | "Am ___ only one?" |
| 51% | ITHE | 4 | "Am ___ only one...?" |
| 51% | ITHE | 4 | "Am __ only one?" |
| 51% | ITHE | 4 | “Am ___ only one?” |
| 50% | COFFEEBEAN | 10 | Globally used seed that usually comes in twos, but when there is only one inside the "cherry", it's known as a peaberry |
| 49% | AMI | 3 | "___ the only one who thinks this is a bad idea?" |
| 49% | AMI | 3 | "___ the only one who thinks this is funny?" (2 wds.) |
| 49% | FAN | 3 | Only the biggest one is at every show |
| 49% | REBECCA | 7 | 1940 Hitchcock film that was only one he directed to win a Best Picture Oscar |
| 48% | TWEET | 5 | One of the approx. 3.2 million statements that starts with "If only Bradley's arm was longer" |
| 48% | PHD | 3 | Wilson was the only president with one |
| 48% | REBECCA | 7 | 1940 Alfred Hitchcock film that was only one he directed to win a Best Picture Oscar |
| 47% | NAVYSEAL | 8 | One whose motto is "The only easy day was yesterday" |
| 47% | EYES | 4 | Only about one-sixth of these in humans is visible |
| 47% | ZEE | 3 | Arizona is the only state to have one |