| 100% | THINE | 5 | Yours, in old English |
| 78% | ERE | 3 | Before in Old English |
| 72% | YON | 3 | Over there, in old English |
| 72% | ART | 3 | 1-Across, in Old English |
| 70% | ETHS | 4 | Letters used in Old English and Icelandic |
| 67% | ERE | 3 | Word used to refer to time in old english |
| 67% | BEOWULF | 7 | Epic poem in Old English about a Geatish hero |
| 67% | WCS | 3 | Lavatories, in old-fashioned English |
| 66% | GRENDEL | 7 | Man-eating monster defeated by Beowulf in Old English legend |
| 63% | OXFORD | 6 | Oldest university in English speaking world |
| 61% | THY | 3 | "Your" in old times |
| 61% | ESSO | 4 | Old "Put a tiger in your tank" brand |
| 59% | BEOWULF | 7 | Longest and oldest surviving poem in English |
| 59% | OLDE | 4 | "Ye ___ Shoppe" (In old English) |
| 59% | EDH | 3 | Old English letter that disappeared by 1300 but which is still used in Icelandic |
| 59% | UNB | 3 | Oldest English language college in Canada, with campuses in Fredericton and Saint John (abbr.) |
| 58% | THY | 3 | Old-time word for your, as seen in the Bible |
| 58% | TROUBLES | 8 | Pack these up in your old kit bag |
| 57% | OXFORD | 6 | Oldest university in the English-speaking world |
| 55% | WHOKILLED | 9 | With 59-Across, old English nursery rhyme being investigated by the detectives in this puzzle |
| 52% | ANGLIC | 6 | Old English |
| 52% | ANGLOSAXON | 10 | Old English |
| 52% | MANU | 4 | English football team based in Old Trafford, to fans |
| 52% | RPI | 3 | Oldest tech school in the English-speaking world: Abbr. |
| 52% | OASTS | 5 | Old-fashioned buildings in the English countryside |
| 51% | WALKMAN | 7 | Old-timey Sony music player that you played all your mixtapes on, back in the day |
| 51% | THINE | 5 | Old-fashioned "your," in Shakespearean times |
| 51% | ETH | 3 | Old English letter |
| 51% | EDH | 3 | Old English letter |
| 51% | GROAT | 5 | Old English coin |