| 100% | DOH | 3 | "How did I not know that?!" |
| 100% | DOH | 3 | "How did I not know that?!?" |
| 76% | DUH | 3 | "How do you not know that!" |
| 66% | OFT | 3 | "Here hung those lips that I have kiss'd I know not how ___": Hamlet |
| 61% | TMI | 3 | "Jeez, I did NOT need to know that!" |
| 60% | TMI | 3 | "Eww, I did not need to know that!": Abbr. |
| 59% | TMI | 3 | "Yeah . . . I did not need to know that" |
| 58% | TMI | 3 | "I did not need to know that!" |
| 58% | TMI | 3 | "I did NOT need to know that" |
| 58% | DUH | 3 | "How did I miss that?!" |
| 57% | IMALIVE | 7 | “How did that fall from a sixty-story building while being stung by a hundred scorpions not kill me?!” |
| 56% | TMI | 3 | "I did NOT need to know that," for short |
| 56% | DUH | 3 | "Who does not know that!" (response to an obvious statement) |
| 55% | TMI | 3 | Brief "I did not need to know that!" |
| 54% | TMI | 3 | "I need not know that," in texts: Abbr. |
| 54% | TMI | 3 | "I need not know that," while texting: Abbr. |
| 54% | YAO | 3 | Ming who does not make vases, as far as I know |
| 53% | WHO | 3 | "Do I know that guy?" |
| 53% | WHO | 3 | "Do I know that person?" |
| 52% | IDID | 4 | "___ not know that!": 2 wds. |
| 52% | DOH | 3 | "How could I do that?!" |
| 51% | UHOH | 4 | Toddler's word for "Oops! That's not what I meant to do.": Hyph. |
| 51% | TEACHME | 7 | "How do you do it? I want to know" |
| 51% | HAST | 4 | Thou __ not half that power to do me harm, Othello |
| 51% | TMI | 3 | "I did NOT need to hear that" |
| 51% | WHOSWE | 6 | "I did not sign on for that!" |
| 51% | LOVETHEE | 8 | How Do I __, poem by Elizabeth Barrett Browning |
| 51% | JUSTDOINGMYJOB | 14 | "That's how I get it done" |
| 51% | DIME | 4 | Only U.S. coin that does not explicitly indicate how many cents it's worth |
| 50% | WINDOWDUMMY | 11 | "How did you know I was standing outside, Mr. Rickles?" |