| 100% | NORMANDY | 8 | William the Conqueror's first title, Duke of __ |
| 52% | CAEN | 4 | Setting of William the Conqueror's castle |
| 49% | ODE | 3 | First word of the European Union anthem's title |
| 48% | DOOMSDAY | 8 | William the Conqueror's book |
| 47% | CAEN | 4 | William the Conqueror's burial place |
| 47% | SARA | 4 | Bob Dylan's first wife and the title of a song about her |
| 46% | ROBERT | 6 | Father of William the Conqueror |
| 46% | ADELA | 5 | Daughter of William the Conqueror |
| 46% | HENRYI | 6 | Son of William the Conqueror |
| 46% | NORMANS | 7 | Followers of William the Conqueror |
| 46% | ROBERTI | 7 | Father of William the Conqueror |
| 46% | NORMAN | 6 | Subject of William the Conqueror |
| 46% | THUS | 4 | First word in the translated title of Nietzsche's 1885 novel "Also sprach Zarathustra" |
| 46% | THANKU | 6 | “___, Next” (20-Across’s first No. 1 single and the title of her 2019 album) |
| 45% | WARWICK | 7 | First captain of the QE2: William Eldon __ |
| 44% | HAN | 3 | First name of the title character in "Solo" |
| 44% | MLK | 3 | First president of the S.C.L.C. |
| 44% | TOY | 3 | First word in the titles of three Pixar movies |
| 44% | TOY | 3 | First word in the titles of four Pixar movies |
| 44% | WILLIAM | 7 | First Norman King of England: __ the Conqueror |
| 43% | AISFORALIBI | 11 | Title of the first book in the 17-Across series |
| 43% | ANTONIO | 7 | Title character in William Shakespeare play The Merchant of Venice |
| 43% | JAY | 3 | First name of the title character in "The Great Gatsby" |
| 43% | ALLISTRUE | 9 | Original title of Shakespeare's "Henry VIII" (the latter not used until the First Folio in 1623) |
| 43% | MRPIM | 5 | A.A. Milne's play "___ Passes By" starring a title character with the first name of Carraway |
| 42% | ELIZABETHI | 10 | First holder of the title Supreme Governor of the Church of England |
| 42% | ASI | 3 | "___ Lay Dying," 1930 novel by William Faulkner, the title of which is derived from Homer's "Odyssey": 2 wds. |
| 42% | PROSPERO | 8 | Duke of Milan in Shakespeare's The Tempest |
| 41% | TOWEROFLONDON | 13 | William the Conqueror commission |
| 41% | IMOGEN | 6 | Heroine of William Shakespeare play Cymbeline; daughter of the title character |