| 100% | INTO | 4 | "___ the Unknown" |
| 91% | TOMB | 4 | ___ of the Unknowns |
| 89% | INTO | 4 | "___ the Unknown" ("Frozen II" song) |
| 89% | INTO | 4 | "___ the Unknown" ("Frozen 2" song) |
| 89% | ALGEBRA | 7 | Search for the unknown? |
| 89% | ALGEBRA | 7 | Quest for the unknown? |
| 89% | TOMB | 4 | ___ of the Unknown Soldier |
| 89% | ELSA | 4 | "Into the Unknown" singer |
| 87% | ALG | 3 | Search for the unknown?: Abbr. |
| 87% | RABBITHOLE | 10 | Metaphorical entryway into the unknown |
| 87% | ASK | 3 | Inquire about the unknown, say |
| 83% | ELSA | 4 | Disney character who sings "Into the Unknown" |
| 83% | TOMB | 4 | ___ of the Unknown Soldier (Arlington Cemetery monument) |
| 83% | ELSA | 4 | Cartoon queen who sings "Into the Unknown" |
| 83% | ELSA | 4 | "Into the Unknown" singer in "Frozen 2" |
| 81% | ELSA | 4 | Singer of "Into the Unknown" in "Frozen II" |
| 81% | ELSA | 4 | Singer of "Into the Unknown" in "Frozen 2" |
| 79% | WARY | 4 | "It's always advisable to be ___ of the unknown." |
| 79% | ELSA | 4 | Sister who sings "Into the Unknown" in "Frozen II" |
| 79% | ELSA | 4 | Character who sings "Into the Unknown" in "Frozen II" |
| 77% | HERO | 4 | "Somebody who voluntarily walks into the unknown," per Tom Hanks |
| 77% | ELSA | 4 | Character who sings "Let It Go" and "Into the Unknown" |
| 74% | SETI | 4 | Inst. reaching out into the great unknown |
| 72% | RIPPER | 6 | Jack the __, London serial killer with unknown ID |
| 72% | ELLE | 4 | Fanning of the upcoming film "A Complete Unknown" |
| 72% | TOMB | 4 | The ___ of the Unknown Soldier |
| 72% | AWOL | 4 | "Whereabouts unknown," in the army: Abbr. |
| 72% | IRONY | 5 | Metal unknown - that’s the paradox |
| 69% | TOMB | 4 | ___ of the Unknown Soldier (Arlington Cemetery monument that is guarded 24 hours a day) |
| 68% | PEARSE | 6 | Lesley —, author of the novels Remember Me and Father Unknown |