| 100% | ONCE | 4 | What the second "O" in "YOLO" stands for |
| 84% | ONCE | 4 | What the second "O" of "YOLO" stands for |
| 82% | AUTO | 4 | What the second "A" in "NASCAR" stands for |
| 82% | DISC | 4 | What the second "D" in "DVD" stands for |
| 76% | ASSN | 4 | What the second "A" in the "AMA" organization stands for: Abbr. |
| 76% | GAY | 3 | What the second letter in a certain multiletter initialism stands for |
| 75% | ONLY | 4 | What the first "O" stands for in "YOLO" |
| 74% | ONCE | 4 | The second O in YOLO |
| 70% | OPRAH | 5 | What the "O" in "O Magazine" stands for |
| 69% | TARIFFS | 7 | What the first T in GATT stands for |
| 69% | OWE | 3 | What the "O" in "IOU" stands for |
| 69% | SOVIET | 6 | What the first S in USSR stood for |
| 68% | OHIO | 4 | What the "O" stands for in "B&O Railroad" |
| 68% | OHIO | 4 | What the "O" stands for in B&O Railroad |
| 68% | OPRAH | 5 | What the "O" in the network OWN stands for |
| 67% | OHIO | 4 | What the "O" stands for in Monopoly's B&O Railroad |
| 67% | OIL | 3 | What the "O" in OPEC does not stand for, surprisingly |
| 66% | TRI | 3 | What the first "T" in "TNT" stands for |
| 66% | BRING | 5 | What the first "B" in "BYOB" stands for |
| 66% | ALSO | 4 | What the first "a" in "aka" stands for |
| 66% | NEWS | 4 | What the first "N" in "CNN" stands for |
| 65% | NORTH | 5 | What the second letter of 10-Down stands for |
| 65% | FRIEND | 6 | What the second letter of 7-Down stands for |
| 65% | CAL | 3 | What the second letter of 17-Down stands for: Abbr. |
| 64% | OPRAH | 5 | What the "O" of O magazine stands for |
| 64% | TURINGTEST | 10 | What the "T" in CAPTCHA stands for |
| 64% | SPECTRUM | 8 | What the "S" in ASD stands for |
| 64% | EYES | 4 | What the colon stands for in :-) |
| 64% | OIL | 3 | Surprisingly, what the "O" in OPEC doesn't stand for |
| 64% | ASSN | 4 | What the first "A" in "NASCAR" stands for: Abbr. |