| 100% | USRDA | 5 | Old F.D.A. guideline |
| 75% | RDA | 3 | F.D.A. guideline |
| 75% | USRDA | 5 | F.D.A. guideline |
| 63% | LETTERGRADES | 12 | A B C D F |
| 62% | MARKS | 5 | A, B, C, D and F |
| 61% | MUSICNOTES | 10 | A B C D E F G |
| 60% | POOR | 4 | Deserving a D or F |
| 60% | NOTE | 4 | A, B, C, D, E, F or G |
| 58% | STS | 3 | A, B and F, e.g., in D.C. |
| 58% | GRADE | 5 | A, B, C, D or F, but not E |
| 58% | VITAMIN | 7 | A, B, C, D or E, but not F |
| 55% | LETTERS | 7 | a, b, c, d, e, f, g, h, i, j, k, l... |
| 55% | GRADE | 5 | A, B, C, D, or F ... or first, second, third, or fourth |
| 55% | WORSE | 5 | Like an F, vis-a-vis a D |
| 53% | WORSE | 5 | F, vis-a-vis D- |
| 53% | NOTES | 5 | In music, they are A, B, C, D, E, F and G |
| 52% | SCALE | 5 | C, D, E, F, G, A, B, e.g. |
| 52% | MESSI | 5 | F.C. Barcelona star who has won the Ballon d’Or a record six times |
| 49% | AMIE | 4 | Many a fête d'anniversaire attendee |
| 49% | RDAS | 4 | F.D.A. figures |
| 48% | EPHEDRA | 7 | F.D.A.-banned supplement |
| 46% | JUMBOCDS | 8 | F.D.I.C.-insured investments of a hundred thousand dollars or more |
| 46% | OCTAVE | 6 | Eight notes or C, D, E, F, G, A, B, C |
| 46% | EPHEDRA | 7 | F.D.A.-banned weight-loss supplement |
| 46% | EPHEDRA | 7 | F.D.A.-banned diet pill ingredient |
| 45% | ZERO | 4 | A definite F |
| 45% | SEANS | 5 | ___ Bar, Ireland's oldest pub, dating to A.D. 900 |
| 45% | HST | 3 | F. D. R., ___, D. D. E. |
| 44% | TSR | 3 | Old D&D co. |
| 44% | AMORAL | 6 | A lesson lacking guidelines |