| 100% | JETAGE | 6 | Period in aviation history marked by the advent of turbine engines |
| 39% | BRONZEAGE | 9 | Period marked by the smelting of copper |
| 37% | SILVERAGE | 9 | Second-greatest period in the history of something |
| 35% | ARA | 3 | The Era of ___ (famous period in Notre Dame football history) |
| 34% | DOG | 3 | "The Curious Incident of the ___ in the Night-Time," novel by Mark Haddon |
| 32% | MATERIAL | 8 | "___ Girl," orchestral cover of the song by Madonna that was featured in the period drama "Bridgerton" |
| 32% | EON | 3 | Period in the earth's history |
| 32% | JURASSIC | 8 | Period in the Age of Dinosaurs |
| 31% | EON | 3 | Period in the evolution of a planet |
| 31% | CANDY | 5 | "I Want ___," remixed version of the song by Bow Wow Wow that featured in the period drama "Marie Antoinette" |
| 31% | MEDIEVAL | 8 | Period in history also called the Middle Ages |
| 30% | WANNA | 5 | "Do I ___ Know?," instrumental version of the song by Arctic Monkeys that was featured in the period drama "Peaky Blinders" |
| 30% | ERA | 3 | The ___ of Good Feelings (period in early-1800s US history) |
| 30% | ERA | 3 | Period of time, in history |
| 30% | ERA | 3 | Period of time in history |
| 30% | MIDST | 5 | In the ___ of (surrounded by) |
| 30% | INJUNJOE | 8 | Villain in 1876 novel The Adventures of Tom Sawyer by Mark Twain |
| 30% | DATED | 5 | Marked by features of the immediate and usually discounted past |
| 30% | EON | 3 | Phanerozoic ___ (current period in the earth's history) |
| 30% | OHARE | 5 | Airport run by the Chicago Department of Aviation |
| 30% | BRONZEAGE | 9 | Period marked by smelting of copper |
| 30% | THRALL | 6 | In the __ of: totally absorbed by |
| 29% | ERA | 3 | A long period in history, like the Middle Ages |
| 29% | STINT | 5 | Period of service, as in the Army |
| 29% | DMAJOR | 6 | The "key of glory," in the Baroque period |
| 29% | HARVEST | 7 | The process or period of gathering in crops |
| 29% | LEAPYEAR | 8 | Period of 366 days in the Gregorian calendar |
| 29% | DUSTBOWL | 8 | Period of black blizzards in the Great Plains |
| 29% | OMEARA | 6 | Mark in the World Golf Hall of Fame |
| 29% | ERA | 3 | A period of time in history |