| 100% | ORISIT | 6 | Question that introduces doubt |
| 72% | ORISIT | 6 | Continuation that introduces doubt |
| 63% | QUERIES | 7 | Questions that might express doubt |
| 62% | ORISIT | 6 | Question that leaves an opening for doubt |
| 52% | ORISIT | 6 | Doubt-introducing question |
| 46% | QUERY | 5 | Question that requests information |
| 46% | WHYS | 4 | Questions that demand reasons |
| 45% | CANIGETAWITNESS | 15 | Question that might precede "Hallelujah!" |
| 45% | HOWSO | 5 | Question that demands an explanation |
| 45% | NOBRAINER | 9 | Question that practically answers itself |
| 44% | ANYONEELSE | 10 | Question that might elicit more questions |
| 44% | WHA | 3 | Question that suggests "That's crazy!" |
| 44% | WOULDI | 6 | Question that might precede "Try me!" |
| 43% | SEARLE | 6 | Company that introduced NutraSweet |
| 43% | SEARLE | 6 | Company that introduced Dramamine |
| 43% | DOW | 3 | Company that introduced Styrofoam |
| 43% | RUR | 3 | Play that introduced ''robot'' |
| 43% | HOW | 3 | Question that isn't a "wh-" question |
| 43% | DOI | 3 | Question that may be answered "And how!" |
| 43% | COMEHEREOFTEN | 13 | Question that's a classic pickup line |
| 43% | WHEREAMI | 8 | Question that might be answered "28-Across" |
| 43% | COMOESTAS | 9 | Question that may elicit "Todo bien, gracias" |
| 43% | ETTU | 4 | Question that might come after a betrayal |
| 43% | MAYI | 4 | Question that looks like today's date |
| 43% | WHY | 3 | Question that some parents answer with "Because!" |
| 42% | ALGEBRA | 7 | Math class that introduces variables |
| 42% | HEADNOTE | 8 | Remark that introduces a chapter |
| 42% | DIALETIC | 8 | Questioning that explores opposing views for truth |
| 42% | ISIT | 4 | Question of doubt |
| 42% | ORISIT | 6 | Doubt-raising question |