| 100% | FREEFALL | 8 | Rapid and unstoppable decline |
| 43% | MELTDOWN | 8 | Rapid decline |
| 43% | FREEFALL | 8 | Rapid decline |
| 43% | NOSEDIVE | 8 | Rapid decline |
| 42% | EBBS | 4 | Declines and dwindles |
| 41% | IOWA | 4 | Cedar Rapids and Davenport's state |
| 41% | TRANSIT | 7 | Rapid ___ (buses and trains) |
| 40% | IOWA | 4 | State with Cedar Rapids and Cedar Falls |
| 40% | IOWA | 4 | State with Cedar Rapids and Council Bluffs |
| 40% | IOWA | 4 | State with Cedar Rapids and Sioux City |
| 40% | DIPS | 4 | Declines hummus and salsa, say |
| 39% | METEORIC | 8 | Spectacular and rapid - success? |
| 38% | TICS | 4 | Rapid blinking and hand flapping, for two |
| 38% | TICS | 4 | Rapid blinking and throat clearing, for two |
| 37% | PCR | 3 | COVID test that's not rapid and is more accurate |
| 37% | LEAPS | 5 | "By ____ and bounds" (with rapid progress) |
| 37% | LEAPS | 5 | By ___ and bounds (with rapid progress) |
| 37% | LEAPS | 5 | "By ___ and bounds" (with rapid progress) |
| 37% | BOUNDS | 6 | By leaps and __ (with rapid progress) |
| 36% | IOWA | 4 | Des Moines' and Cedar Rapids' state |
| 36% | ROMAN | 5 | "The Decline and Fall of the ___ Empire" |
| 35% | SKYROCKET | 9 | An abrupt and rapid increase, especially in cost |
| 35% | DEMENTIA | 8 | The gradual decline in memory and problem-solving |
| 30% | CDS | 3 | Their sales rose in 2021 and 2022, after two decades of decline |
| 30% | SIR | 3 | What Lennon and Hawking declined to be called |
| 28% | DDT | 3 | Substance blamed for the decline in bald eagles in the '40s and '50s, briefly |
| 28% | EYSENCK | 7 | Hans —, psychologist whose works include 1985's Decline and Fall of the Freudian Empire |
| 27% | TRILL | 5 | Musical ornamentation consisting of the rapid alternation between one tone and the next above it |
| 27% | PARIS | 5 | With 8-Across, rapid transit system with stops at Musée d'Orsay and Pont Neuf |
| 27% | EVA | 3 | Actress Longoria of "Decline and Fall" |