| 100% | CURIE | 5 | 3.7 x 10 to the 10th power disintegrations per second, to a physicist |
| 37% | PLANTBASED | 10 | Like a meatless diet ... or like the answers to 3-, 7-, 10-, and 24-Down? |
| 32% | TRILLION | 8 | 10 to the 12th power |
| 31% | RESET | 5 | Press the power button on a Nintendo Switch for about 15 seconds to do this |
| 31% | GIGA | 4 | Prefix denoting 10 to the ninth power |
| 31% | DROPSHOTS | 9 | Tricky tennis returns, and a hint to the starts of 3-, 7-, 9- and 24-Down |
| 30% | DOWNWARDDOG | 11 | Popular yoga pose ... or a literal hint to the ends of 3-, 7-, 9- and 21-Down |
| 30% | GOOGOL | 6 | 10 to the power of 100 |
| 30% | BEGINNINGOFTIME | 15 | The Big Bang, to a physicist |
| 30% | CHOCOLATEDROP | 13 | Kiss alternative ... or a hint to the starts of 3-, 5-, 10-, 14-, 26-, 64- and 68-Down |
| 30% | WHATCHAUPTO | 11 | "Anything fun on the agenda today?," or a hint to the starts of 3-, 7-, 21-, and 29-Down |
| 29% | BIGBANG | 7 | Theory of the universe, or a hint to the starts of 17-Across and 7-, 10-, 35- and 40-Down |
| 29% | BEGINNINGOFFALL | 15 | September equinox, and a hint to the starts of 18- & 62-Across and 2-, 3-, 10-, 33-, 37- & 38-Down |
| 29% | PAYUP | 5 | Settle a tab, and a feature of the answers to 3-, 6-, 10- and 30-Down |
| 28% | CARD | 4 | (3/10) "The second item on the shopping list is a greeting ___ that you can send out to loved ones!" |
| 28% | COUNTDOWN | 9 | 10 to 0, the final ten seconds before New Year |
| 27% | SEVEN | 5 | The number that's most likely to be picked when guessing a number from 1-10, per psych studies |
| 26% | STAIRSTEP | 9 | Part of a flight leading to the second floor, say |
| 26% | STALINGRAD | 10 | Second World War battle regarded as a turning point for the Allied powers |
| 26% | ERGS | 4 | A Foe is equal to ten to the power of fifty-one of these |
| 26% | RIGHTBACKATYA | 13 | Slangy reciprocation of a compliment, and a second clue to the theme |
| 25% | IRKINGPINS | 10 | 7-10 split, to a bowler? |
| 25% | RHIANNON | 8 | She "takes to the sky like a bird in flight," per Fleetwood Mac |
| 25% | BETHESDA | 8 | In the New Testament, a pool in Jerusalem reputed to have healing powers |
| 25% | HERDINGCATS | 11 | Trying to manage the unmanageable, per a feline metaphor |
| 25% | COMANECI | 8 | Nadia, the first gymnast to score a perfect 10 |
| 25% | THEATRE | 7 | A series of "insurmountable obstacles on the road to imminent disaster," per Tom Stoppard |
| 25% | TREVORLAWRENCE | 14 | Second-year quarterback who led the Jaguars to a 27-point playoff comeback in 2023: 2 wds. |
| 24% | THEDEATHCURE | 12 | Second sequel to 32-Across, which is being turned into a 2018 movie: 3 wds. |
| 24% | NEWWORLDORDER | 13 | Shake-up in the global balance of power ... and a hint to the circled letters |